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Information on the biology of species and the ecology of habitats found around the coasts and seas of the British Isles

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  1. Home
  2. Habitat Gallery

Habitat gallery

Gallery items

The links below will open a large version of the image in an overlay

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Kophobelemnon field on Altantic mid or upper bathyal mud

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Kophobelemnon field on Altantic mid or upper bathyal mud

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Neocrania anomala, Dendrodoa grossularia and Sarcodictyon roseum on variable salinity circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and Ophiocomina nigra on sublittoral mixed sediment

Copyright: Dr Keith Hiscock

Pheronema carpenteri field

Copyright: National Oceanography Centre (NOC)

Pheronema carpenteri field

Copyright: National Oceanography Centre (NOC)

Eunicella verrucosa and Pentapora foliacea on circalittoral rock.

Copyright: Dr Keith Hiscock

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

A bed of Zostera noltei with Hydrobia ulvae visible on the mud surface.

Copyright: Joint Nature Conservation Committee (JNCC)

Close view of Mytilus and dense barnacles covering rock surface.

Copyright: Joint Nature Conservation Committee (JNCC)

Section of Lophelia pertusa reef, Mingulay, Scotland.

Copyright: Dr Murray Roberts

Sublittoral seagrass beds

Copyright: Dr Keith Hiscock

Copyright: Joint Nature Conservation Committee (JNCC)

Copyright: Dr Keith Hiscock

Alaria esculenta on exposed sublittoral fringe bedrock

Copyright: Dr Keith Hiscock

Alcyonium digitatum and Metridium senile on moderately wave-exposed circalittoral steel wrecks

Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock

Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock

Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock with Palinurus elephas

Copyright: Dr Keith Hiscock

Alcyonium digitatum with Securiflustra securifrons on tide-swept moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with dense Tubularia indivisa and anemones on strongly tide-swept circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum and Fucus vesiculosus on variable salinity mid eulittoral rock

Copyright: Dr Keith Hiscock

Ascophyllum nodosum on full salinity mid eulittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum on full salinity mid eulittoral rock

Copyright: Dr Keith Hiscock

Ascophyllum nodosum on very sheltered mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum on very sheltered mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Balanus crenatus and Tubularia indivisa on extremely tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Balanus crenatus and Tubularia indivisa on extremely tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Beggiatoa spp. on anoxic sublittoral mud

Copyright: Dr Keith Hiscock

Bifurcaria bifurcata in shallow eulittoral rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Bifurcaria bifurcata in shallow eulittoral rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Bifurcaria bifurcata in shallow eulittoral rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Branchiostoma lanceolatum on circalittoral coarse sand with shell gravel

Copyright: Dr Keith Hiscock

Caryophyllia smithii and Swiftia pallida on circalittoral rock

Copyright: Dr Keith Hiscock

Caryophyllia smithii with faunal and algal crusts on moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Caryophyllia smithii, Swiftia pallida and large solitary ascidians on exposed or moderately exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Cerianthus lloydii and other burrowing anemones in circalittoral muddy mixed sediment

Copyright: Dr Keith Hiscock

Cerianthus lloydii with Nemertesia spp. and other hydroids in circalittoral muddy mixed sediment

Copyright: Dr Keith Hiscock

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Crepidula fornicata and Mediomastus fragilis in variable salinity infralittoral mixed sediment

Copyright: Dr Keith Hiscock

Crepidula fornicata and Mediomastus fragilis in variable salinity infralittoral mixed sediment

Copyright: Dr Keith Hiscock

Cystoseira spp. in eulittoral rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Cystoseira spp. in eulittoral rockpools with Corallina officinalis

Copyright: Joint Nature Conservation Committee (JNCC)

Dendrodoa grossularia and Clathrina coriacea on wave-surged vertical infralittoral rock

Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Copyright: Dr Keith Hiscock

Flustra foliacea and Haliclona oculata with a rich faunal turf on tide-swept circalittoral mixed substrata

Copyright: Dr Keith Hiscock

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides and Enteromorpha spp. on low salinity infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides on reduced salinity eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides on reduced salinity eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and large Mytilus edulis on variable salinity lower eulittoral rock

Copyright: Dr Keith Hiscock

Fucus serratus and large Mytilus edulis on variable salinity lower eulittoral rock

Copyright: Dr Keith Hiscock

Fucus serratus and piddocks on lower eulittoral soft rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on full salinity sheltered lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus, sponges and ascidians on tide-swept lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on exposed to moderately exposed upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on exposed to moderately exposed upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity upper eulittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on sheltered upper eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on full salinity moderately exposed to sheltered mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on mid eulittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on mid eulittoral mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on moderately exposed to sheltered mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on moderately exposed to sheltered mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Hartlaubella gelatinosa and Conopeum reticulum on low salinity infralittoral mixed substrata

Copyright: Dr Keith Hiscock

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and oligochaetes in littoral mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor in littoral mud

Copyright: Dr Keith Hiscock

Hediste diversicolor in littoral mud

Copyright: Dr Keith Hiscock

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Copyright: Joint Nature Conservation Committee (JNCC)

Kophobelemnon field on Altantic mid or upper bathyal mud

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Kophobelemnon field on Altantic mid or upper bathyal mud

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Lagis koreni and Phaxas pellucidus in circalittoral sandy mud

Copyright: Dr Keith Hiscock

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata, ascidians and bryozoans on tide-swept sublittoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata, ascidians and bryozoans on tide-swept sublittoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Copyright: Dr Keith Hiscock

Laminaria hyperborea forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Copyright: Dr Keith Hiscock

Laminaria hyperborea forest with dense foliose red seaweeds on exposed upper infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea on tide-swept, infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Copyright: Dr Keith Hiscock

Laminaria saccharina and Chorda filum on sheltered upper infralittoral muddy sediment

Copyright: Dr Keith Hiscock

Laminaria saccharina and Laminaria digitata on sheltered sublittoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria saccharina and Laminaria digitata on sheltered sublittoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Limaria hians beds in tide-swept sublittoral muddy mixed sediment

Copyright: Dr Keith Hiscock

Limecola balthica and Arenicola marina in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Limecola balthica and Arenicola marina in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Limecola balthica and Arenicola marina in littoral muddy sand

Copyright: Joint Nature Conservation Committee (JNCC)

Lithothamnion corallioides maerl beds on infralittoral muddy gravel

Copyright: Dr Keith Hiscock

Lithothamnion corallioides maerl beds on infralittoral muddy gravel

Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Copyright: Dr Keith Hiscock

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Mediomastus fragilis, Lumbrineris spp. and venerid bivalves in circalittoral coarse sand or gravel

Copyright: Dr Keith Hiscock

Melinna palmata with Magelona spp. and Thyasira spp. in infralittoral sandy mud

Copyright: Dr Keith Hiscock

Modiolus modiolus beds with Chlamys varia, sponges, hydroids and bryozoans on slightly tide-swept very sheltered circalittoral mixed substrata

Copyright: Dr Keith Hiscock

Modiolus modiolus beds with fine hydroids and large solitary ascidians on very sheltered circalittoral mixed substrata

Copyright: Dr Keith Hiscock

Mytilus edulis and barnacles on very exposed eulittoral rock

Copyright: Dr Keith Hiscock

Mytilus edulis beds on sublittoral sediment

Copyright: Dr Keith Hiscock

Neocrania anomala and Protanthea simplex on very wave-sheltered circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta in circalittoral shell gravel or coarse sand

Copyright: Dr Keith Hiscock

Ophiothrix fragilis and/or Ophiocomina nigra brittlestar beds on sublittoral mixed sediment

Copyright: Dr Keith Hiscock

Ophiothrix fragilis bed.

Copyright: Dr Keith Hiscock

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Palmaria palmata on very exposed to moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Palmaria palmata on very exposed to moderately exposed lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered variable salinity littoral fringe rock

Copyright: Dr Keith Hiscock

Pheronema carpenteri field

Copyright: National Oceanography Centre (NOC)

Pheronema carpenteri field

Copyright: National Oceanography Centre (NOC)

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Copyright: Dr Keith Hiscock

Polyclinum aurantium and Flustra foliacea on sand-scoured tide-swept moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Prasiola stipitata on nitrate-enriched supralittoral or littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria alveolata reefs on sand-abraded eulittoral rock

Copyright: Dr Andrew Davies

Saccharina latissima and robust red algae on infralittoral gravel and pebble

Copyright: Dr Keith Hiscock

Saccharina latissima and robust red algae on infralittoral gravel and pebble

Copyright: Dr Keith Hiscock

Saccharina latissima on very sheltered infralittoral rock

Copyright: Dr Keith Hiscock

Saccharina latissima, Chorda filum and dense red seaweeds on shallow unstable infralittoral boulders or cobbles

Copyright: Dr Keith Hiscock

Sargassum muticum on shallow slightly tide-swept infralittoral mixed substrata

Copyright: Dr Keith Hiscock

Semibalanus balanoides on exposed to moderately exposed or vertical sheltered eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Semibalanus balanoides, Fucus vesiculosus and red seaweeds on exposed to moderately exposed eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Semibalanus balanoides, Patella vulgata and Littorina spp. on exposed to moderately exposed or vertical sheltered eulittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Tubularia indivisa on tide-swept circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Tubularia indivisa on tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Tubularia indivisa on tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Ulothrix flacca and Urospora spp. on freshwater-influenced vertical littoral fringe soft rock

Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina and sand-tolerant fauna on sand-scoured or covered circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura on littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura on very exposed to very sheltered upper littoral fringe rock with littorinids

Copyright: Joint Nature Conservation Committee (JNCC)

Zostera marina/angustifolia beds on lower shore or infralittoral clean or muddy sand

Copyright: Dr Keith Hiscock

Zostera marina/angustifolia beds on lower shore or infralittoral clean or muddy sand

Copyright: Dr Keith Hiscock

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum with epiphytes.

Copyright: Joint Nature Conservation Committee (JNCC)

Caryophyllia smithii, Swiftia pallida and Alcyonium glomeratum on wave-sheltered circalittoral rock

Copyright: Dr Keith Hiscock

Caryophyllia smithii, Swiftia pallida and Alcyonium glomeratum on wave-sheltered circalittoral rock

Copyright: Dr Keith Hiscock

Corynactis viridis and a mixed turf of crisiids, Bugula, Scrupocellaria, and Cellaria on moderately tide-swept exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Corynactis viridis and a mixed turf of crisiids, Bugula, Scrupocellaria, and Cellaria on moderately tide-swept exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea on slightly scoured silty circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea on slightly scoured silty circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Copyright: Joint Nature Conservation Committee (JNCC)

Hiatella arctica, bryozoans and ascidians on vertical infralittoral soft rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria saccharina and Psammechinus miliaris on variable salinity grazed infralittoral rock

Copyright: Dr Keith Hiscock

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Rhodochorton purpureum in upper littoral fringe soft rock caves.

Copyright: Countryside Council for Wales

Sabellaria alveolata growing on sand abraded eulittoral rocks.

Copyright: Joint Nature Conservation Committee (JNCC)

Zostera noltei beds in littoral muddy sand

Copyright: Dr Keith Hiscock

Angiosperm communities in reduced salinity

Copyright: Dr Keith Hiscock

Barren and/or boulder-scoured littoral cave walls and floors

Copyright: Dr Keith Hiscock

Barren and/or boulder-scoured littoral cave walls and floors

Copyright: Dr Keith Hiscock

Barren littoral coarse sand

Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Copyright: Joint Nature Conservation Committee (JNCC)

Barren or amphipod-dominated mobile sand shores

Copyright: Dr Keith Hiscock

Black band of Verrucaria maura represents black lichen zone on very exposed to very sheltered upper littoral fringe rock

Copyright: Joint Nature Conservation Committee (JNCC)

Boulder shore backed by low cliffs.

Copyright: Joint Nature Conservation Committee (JNCC)

Brittlestars on faunal and algal encrusted exposed to moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Bryozoan turf and erect sponges on tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Bryozoan turf and erect sponges on tide-swept circalittoral rock

Copyright: Dr Keith Hiscock

Circalittoral caves and overhangs

Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Copyright: Dr Keith Hiscock

Circalittoral mixed sediment

Copyright: Dr Keith Hiscock

Circalittoral muddy sand

Copyright: Dr Keith Hiscock

Cirratulids and Cerastoderma edule in littoral mixed sediment

Copyright: Joint Nature Conservation Committee (JNCC)

Close up view of Hydrobia ulvae amongst blades of Zostera noltei.

Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts and Corallina officinalis in shallow eulittoral rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts and Corallina officinalis in shallow eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts in surge gullies and scoured infralittoral rock

Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Copyright: Dr Keith Hiscock

Cushion sponges and hydroids on turbid tide-swept sheltered circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Dense brittlestars with sparse Ascidia mentula and Ciona intestinalis on sheltered circalittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Dense brittlestars with sparse Ascidia mentula and Ciona intestinalis on sheltered circalittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Echinoderms and crustose communities on circalittoral rock

Copyright: Dr Keith Hiscock

Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Ephemeral green or red seaweed communities (freshwater or sand-influenced)

Copyright: Dr Keith Hiscock

Faunal and algal crusts with Spirobranchus triqueter and sparse Alcyonium digitatum on exposed to moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Faunal and algal crusts with Spirobranchus triqueter and sparse Alcyonium digitatum on exposed to moderately wave-exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Faunal crusts on wave-surged littoral cave walls

Copyright: Joint Nature Conservation Committee (JNCC)

Foliose red seaweeds on exposed lower infralittoral rock

Copyright: Dr Keith Hiscock

Foliose seaweeds and coralline crusts in surge gully entrances

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock

Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock

Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock

Copyright: Dr Keith Hiscock

Grazed Saccharina latissima with Echinus, brittlestars and coralline crusts on sheltered infralittoral rock

Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Green algal films on upper and mid-shore cave walls and ceilings

Copyright: Joint Nature Conservation Committee (JNCC)

Green algal films on upper and mid-shore cave walls and ceilings

Copyright: Joint Nature Conservation Committee (JNCC)

High energy littoral rock

Copyright: Dr Keith Hiscock

High energy littoral rock, Eddystone, Plymouth.

Copyright: Dr Keith Hiscock

Infralittoral coarse sediment

Copyright: Dr Keith Hiscock

Infralittoral coarse sediment

Copyright: Dr Keith Hiscock

Infralittoral mixed sediment

Copyright: Dr Keith Hiscock

Infralittoral mixed sediment

Copyright: Dr Keith Hiscock

Infralittoral surge gullies and caves

Copyright: Dr Keith Hiscock

Kelp and seaweed communities on sublittoral sediment

Copyright: Dr Keith Hiscock

Kelp and seaweed communities on sublittoral sediment

Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Copyright: Dr Keith Hiscock

Littoral mud

Copyright: Dr Keith Hiscock

Littoral overhang community.

Copyright: Dr Keith Hiscock

Low energy littoral rock

Copyright: Dr Keith Hiscock

Low energy littoral rock

Copyright: Dr Keith Hiscock

Mixed Laminaria hyperborea and Laminaria ochroleuca forest on moderately exposed or sheltered infralittoral rock

Copyright: Dr Keith Hiscock

Mixed faunal turf communities

Copyright: Dr Keith Hiscock

Mixed kelps with scour-tolerant and opportunistic foliose red seaweeds on scoured or sand-covered infralittoral rock

Copyright: Dr Keith Hiscock

Mixed turf of bryozoans and erect sponges with Cylista elegans on tide-swept ciraclittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of bryozoans and erect sponges with Dysidea fragilis and Actinothoe sphyrodeta on tide-swept wave-exposed circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of bryozoans and erect sponges with Dysidea fragilis and Actinothoe sphyrodeta on tide-swept wave-exposed circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of hydroids and large ascidians with Swiftia pallida and Caryophyllia smithii on weakly tide-swept circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of hydroids and large ascidians with Swiftia pallida and Caryophyllia smithii on weakly tide-swept circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Moderate energy littoral rock

Copyright: Dr Keith Hiscock

Moderate energy littoral rock

Copyright: Dr Keith Hiscock

Mussel and/or barnacle communities

Copyright: Joint Nature Conservation Committee (JNCC)

Mussels and fucoids on moderately exposed shores

Copyright: Dr Keith Hiscock

Offshore circalittoral coarse sediment

Copyright: Dr Keith Hiscock

Offshore circalittoral coarse sediment

Copyright: Dr Keith Hiscock

Oligochaetes in variable salinity littoral mobile sand

Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Copyright: Joint Nature Conservation Committee (JNCC)

Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Copyright: Dr Keith Hiscock

Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Copyright: Dr Keith Hiscock

Seapens, including Funiculina quadrangularis, and burrowing megafauna in undisturbed circalittoral fine mud

Copyright: Dr Keith Hiscock

Shingle (pebble) and gravel shores

Copyright: Dr Keith Hiscock

Solitary ascidians, including Ascidia mentula and Ciona intestinalis, on wave-sheltered circalittoral rock

Copyright: Dr Keith Hiscock

Solitary ascidians, including Ascidia mentula and Ciona intestinalis, with Antedon spp. on wave-sheltered circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Sparse Modiolus modiolus, dense Cerianthus lloydii and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Copyright: Dr Keith Hiscock

Sparse Modiolus modiolus, dense Cerianthus lloydii and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Copyright: Dr Keith Hiscock

Species-rich mixed sediment shores

Copyright: Dr Keith Hiscock

Sponges and anemones on vertical circalittoral bedrock

Copyright: Dr Keith Hiscock

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Copyright: Dr Keith Hiscock

Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Copyright: Dr Keith Hiscock

Sponges, shade-tolerant red seaweeds and Dendrodoa grossularia on wave-surged overhanging lower eulittoral bedrock and caves

Copyright: Joint Nature Conservation Committee (JNCC)

Steep bedrock shore with Corallina officinalis.

Copyright: Joint Nature Conservation Committee (JNCC)

Sublittoral coarse sediment (unstable cobbles and pebbles, gravels and coarse sands)

Copyright: Dr Keith Hiscock

Sublittoral mixed sediment in low or reduced salinity (lagoons)

Copyright: Dr Keith Hiscock

Very tide-swept faunal communities on circalittoral rock

Copyright: Dr Keith Hiscock

Very tide-swept faunal communities on circalittoral rock

Copyright: Dr Keith Hiscock

no image available
no image available

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta, Mytilus edulis and coralline crusts on very exposed sublittoral fringe bedrock

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Ampharete falcata turf with Nephrops sp. from the southern edge of the north west Irish Sea.

Copyright: Dr Matthew Service

Amphiura filiformis arms visible in circalittoral muddy sand.

Copyright: Dr Keith Hiscock

Arenicola marina and synaptid holothurians in extremely shallow soft mud.

Copyright: Joint Nature Conservation Committee (JNCC)

Bugula spp. and other bryozoans on vertical moderately exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Cordylophora caspia and Electra crustulenta on reduced salinity infralittoral rock.

Copyright: Dr Keith Hiscock

Crepidula fornicata and Aphelochaeta marioni in variable salinity infralittoral mixed sediment.

Copyright: Joint Nature Conservation Committee (JNCC)

Echinocardium cordatum dug out of sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Edwardsia timida on sublittoral clean stone gravel.

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata

Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides near freshwater stream.

Copyright: Joint Nature Conservation Committee (JNCC)

Halidrys on flat pebbles and gravel.

Copyright: Joint Nature Conservation Committee (JNCC)

Hiatella arctica, bryozoans and ascidians on vertical infralittoral soft rock (IR.AlcByH.Hia).

Copyright: Joint Nature Conservation Committee (JNCC)

Himanthalia elongata and Laminaria digitata on lower shore bedrock.

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest with a faunal cushion (sponges and polyclinids) and foliose red seaweeds on very exposed upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Ft).

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Pk).

Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria and Himanthalia elongata on coralline turf, Wembury.

Copyright: Dr Keith Hiscock

Laminaria holdfasts and red algal undergrowth (EIR.LhypR.Ft.jpg).

Copyright: Joint Nature Conservation Committee (JNCC)

Limaria hians in excavated "nest". Limaria hians bed colonized by Protanthea simplex in background.

Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel.

Copyright: Joint Nature Conservation Committee (JNCC)

Lithothamnion glaciale nodules amongst pebbles with the sunstar Crossaster papposus, Isle of Lewis.

Copyright: Joint Nature Conservation Committee (JNCC)

Modiolus modiolus beds with hydroids and red seaweeds on tide-swept circalittoral mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Molgula manhattensis dominated seabed, middle channel with associated common starfish Asterias rubens.

Copyright: Dr Keith Hiscock

Mytilus edulis beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Mytilus and fucoids.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Ophiocomina on cobbles and sediment (ECR.PomByC).

Copyright: Joint Nature Conservation Committee (JNCC)

Ophiopholis aculeata beds on slightly tide-swept circalittoral rock or mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and/or Ophiocomina nigra beds on slightly tide-swept circalittoral rock or mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and/or Ophiocomina nigra beds on slightly tide-swept circalittoral rock or mixed substrata.

Copyright: Joint Nature Conservation Committee (JNCC)

Ostrea edulis beds on shallow sublittoral muddy sediment.

Copyright: Joint Nature Conservation Committee (JNCC)

Pennatula phosphorea and Turritella communis in muddy sediment.

Copyright: Joint Nature Conservation Committee (JNCC)

Phymatolithon calcareum maerl beds with hydroids and echinoderms in deeper infralittoral clean gravel or coarse sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Polydora sp. tubes on upward-facing circalittoral soft rock, with the sponge Suberites sp. also present.

Copyright: Dr Keith Hiscock

Polydora sp. tubes on upward-facing circalittoral soft rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Polydora sp. tubes on upward-facing circalittoral soft rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Puccinellia maritima salt marsh.

Copyright: Scottish Natural Heritage (SNH)

Ruppia maritima in reduced salinity infralittoral muddy sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa crusts on silty turbid circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa crusts on silty turbid circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima and/or Saccorhiza polyschides on exposed infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and dense red seaweeds on shallow unstable infralittoral boulders or cobbles.

Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and filamentous red seaweeds on sheltered infralittoral sediment

Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and filamentous red seaweeds on sheltered infralittoral sediment.

Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Suaeda maritima, Atriplex prostrata and Puccinellia maritima community.

Copyright: Dr Ian Powell

Suaeda maritima and Spartina salicornia.

Copyright: Dr Ian Powell

Suberites spp. and other sponges with solitary ascidians on very sheltered circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina and Ciocalypta penicillus on sand-covered circalittoral rock (MCR.Urt.Cio).

Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina on sand-scoured circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Virgularia mirabilis, Cerianthus lloydii with Ophiocomina nigra on shelly muddy gravel.

Copyright: Joint Nature Conservation Committee (JNCC)

A bed of fennel pondweed Potamogeton pectinatus.

Copyright: Martin Isaeus

A colony of tube worms forming a small reef, Loch Creran.

Copyright: Joint Nature Conservation Committee (JNCC)

A dense mat of Ascophyllum nodosum mackaii.

Copyright: Sue Scott

A mat of the filamentous bacterium Beggiatoa spp.

Copyright: Dr Keith Hiscock

A turf of Polyides rotundus, Furcellaria lumbricalis and filamentous brown algae.

Copyright: Joint Nature Conservation Committee (JNCC)

A well developed overhang community with pendulous polyclinid tunicates.

Copyright: Dr Keith Hiscock

Aggregation of Ocnus planci on broken shell and cobbles.

Copyright: Joint Nature Conservation Committee (JNCC)

Aggregation of Ocnus planci on broken shell and cobbles.

Copyright: Joint Nature Conservation Committee (JNCC)

Algae attached to rock including Halidrys.

Copyright: Joint Nature Conservation Committee (JNCC)

An underboulder community.

Copyright: Dr Keith Hiscock

Base of vertical chalk cliff showing green cover of Chrysophyceae.

Copyright: Joint Nature Conservation Committee (JNCC)

Bedrock with the sea fan Eunicella verrucosa, the soft coral Alcyonium glomeratum and the stalked sponge Raspailia ramosa amongst a hydroid turf.

Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral cliff face with dense brachiopods Neocrania anomala and Terebratulina retusa, the anemone Protanthea simplex and the ascidian Ciona intestinalis. Loch Duich, Highland.

Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral cliff with Protanthea simplex, Sabella pavonina, Ciona intestinalis and Ophiothrix fragilis.

Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral rock with Antedon bifida, hydroids and occasional solitary sea squirts.

Copyright: Dr Keith Hiscock

Close up of Sabellaria spinulosa mound showing worm tubes composed of cemented sand grains and shell fragments.

Copyright: Dr Ken Collins

Close up of rock face with Corallina and Himanthalia (ELR.Coff).

Copyright: Joint Nature Conservation Committee (JNCC)

Cobbles with dense Pomatoceros species (ECR.PomByC).

Copyright: Joint Nature Conservation Committee (JNCC)

Cross section through the LMS.BatCor biotope.

Copyright: Joint Nature Conservation Committee (JNCC)

Current swept bed of Zostera marina.

Copyright: Dr Keith Hiscock

Current swept seagrass bed.

Copyright: Dr Keith Hiscock

Deep water coral reef habitat dominated by Lophelia pertusa. Image provided by Dr Brian Bett, DEEPSEAS Group, Southampton Oceanography Centre. This image must not be used in any capacity without prior permission from Dr Brian Bett.

Copyright: Dr Brian Bett

Dense Alcyonium and Eunicella.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense Alcyonium and Eunicella.

Copyright: Dr Keith Hiscock

Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense aggregations of Littorina littorea on horizontal rock (SLR.Bllit).

Copyright: Joint Nature Conservation Committee (JNCC)

Dense carpet of Ascophyllum nodosum ecad mackii.

Copyright: Scottish Association for Marine Science (SAMS)

Dense growths of Corynactis with sponge crusts.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense Lanice conchilega in muddy sand.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense Virgularia and Sagartiogeton.

Copyright: Joint Nature Conservation Committee (JNCC)

Dense Virgularia and Sagartiogeton.

Copyright: Dr Keith Hiscock

Diver surveying mounds of Sabellaria.

Copyright: Dr Ken Collins

Edge of a Phragmites reed bed in February, Tamar Estuary.

Copyright: Dr Harvey Tyler-Walters

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Copyright: Joint Nature Conservation Committee (JNCC)

Exposed sublittoral fringe bedrock with Alaria esculenta, Isles of Scilly.

Copyright: Joint Nature Conservation Committee (JNCC)

Exposed sublittoral fringe bedrock with Alaria esculenta.

Copyright: Joint Nature Conservation Committee (JNCC)

Fallen chalk blocks covered in Enteromorpha.

Copyright: Joint Nature Conservation Committee (JNCC)

Faunal and algal crusts, Echinus esculentus, sparse Alcyonium digitatum, Abietinaria abietina and other grazing-tolerant fauna on moderately exposed circalittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Faunal dominated rock wall.

Copyright: Dr Keith Hiscock

Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and Chorda filum submerged.

Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and kelps in deep eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and kelps in deep eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Gaping file shell nest on mixed muddy substratum, with nest opened and Limaria hians exposed.

Copyright: Sue Scott

Gravel and sand shore.

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Green seaweeds (Enteromorpha spp. and Cladophora spp.) in upper shore rockpools

Copyright: Joint Nature Conservation Committee (JNCC)

Green seaweeds (Enteromorpha spp. and Cladophora spp.) in upper shore rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

Kelp forest exposed at low tide with rocky shore in background.

Copyright: Joint Nature Conservation Committee (JNCC)

LMU.Sm e.g. Salicornia sp. pioneer saltmarsh

Copyright: Joint Nature Conservation Committee (JNCC)

Lower saltmarsh pioneer species, Spartina anglica, Salicornia spp. and Suaeda maritima.

Copyright: Dr Ian Powell

Lower saltmarsh.

Copyright: Dr Ian Powell

Maerl bed in Loch Gairloch, Highland.

Copyright: Joint Nature Conservation Committee (JNCC)

Overhang community at Cellar Beach, the Yealm Estuary.

Copyright: Dr Keith Hiscock

Photograph of diver with Sabellaria reef mounds in foreground, off Swanage, Dorset.

Copyright: Dr Ken Collins

Piddock bored rock with red algae.

Copyright: Joint Nature Conservation Committee (JNCC)

Piddocks with a sparse associated fauna in upward-facing circalittoral very soft chalk or clay.

Copyright: Joint Nature Conservation Committee (JNCC)

Pool in Pelvetia zone Corallina officinalis and coralline crusts (LR.Cor).

Copyright: Joint Nature Conservation Committee (JNCC)

Sand eel shoal over sandy seabed.

Copyright: Joint Nature Conservation Committee (JNCC)

Sand tolerant red algae on lower shore.

Copyright: Joint Nature Conservation Committee (JNCC)

Seaweeds in sediment (sand or gravel)-floored eulittoral rockpools.

Copyright: Joint Nature Conservation Committee (JNCC)

SIR.CorEle exposed at low tide.

Copyright: Dr Keith Hiscock

Small hummock of Sabellaria alveolata at Dunraven, Southerndown, south Wales.

Copyright: Judith Oakley

Soft mounded mud with Leptosynapta bergensis.

Copyright: Joint Nature Conservation Committee (JNCC)

Soft mud with Arenicola marina mounds, brittle star (Amphiura) arms and hermit crab Pagurus bernhardus in background.

Copyright: Joint Nature Conservation Committee (JNCC)

Strandline of seawed and driftwood (LGS.Tal).

Copyright: Dr Keith Hiscock

Surveying an underboulder community.

Copyright: Dr Keith Hiscock

Tufts of green filamentous algae.

Copyright: Joint Nature Conservation Committee (JNCC)

Underboulder community dominated by sponges from a rock pool habitat. Wembury, South Devon.

Copyright: Dr Keith Hiscock

Underboulder community.

Copyright: Dr Keith Hiscock

Underboulder community.

Copyright: Dr Keith Hiscock

Upper shore mud with Hediste holes and tracks.

Copyright: Joint Nature Conservation Committee (JNCC)

Upward facing bedrock dominated by tubes of Polydora species.

Copyright: Dr Keith Hiscock

View across a cockle strand (biotope LMS.Pcer).

Copyright: Joint Nature Conservation Committee (JNCC)

View across shore showing extensive kelp beds on chalk.

Copyright: Joint Nature Conservation Committee (JNCC)

View along sand and gravel shore backed by seawall (strandline debris).

Copyright: Joint Nature Conservation Committee (JNCC)

View along sandy shore with lighthouse in background.

Copyright: Joint Nature Conservation Committee (JNCC)

View along shore with sea wall in background.

Copyright: Joint Nature Conservation Committee (JNCC)

View down shore showing upper shore bedrock with Fucus distichus and green algae.

Copyright: Joint Nature Conservation Committee (JNCC)

View of vertical bedrock shore.

Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock at Millport, Isle of Cumbrae.

Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock on the Isle of Cumbrae.

Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock.

Copyright: Joint Nature Conservation Committee (JNCC)

Yellow lichens (Caloplaca sp. and Xanthoria sp.) on supralittoral rock.

Copyright: Judith Oakley

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Modal: <em>Alcyonium digitatum</em>, <em>Pomatoceros triqueter</em>, algal and bryozoan crusts on wave-exposed circalittoral rock

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> and red seaweeds on moderately exposed lower eulittoral rock

Photographer: Joint Nature Conservation Committee, Copyright: Joint Nature Conservation Committee (JNCC)

Kophobelemnon field on Altantic mid or upper bathyal mud

Modal: <em>Kophobelemnon</em> field on Altantic mid or upper bathyal mud

Photographer: Defra, JNCC, Marine Institute, BGS, UoP, 2007, Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Kophobelemnon field on Altantic mid or upper bathyal mud

Modal: <em>Kophobelemnon</em> field on Altantic mid or upper bathyal mud

Photographer: Defra, JNCC, Marine Institute, BGS, UoP, 2007, Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Neocrania anomala, Dendrodoa grossularia and Sarcodictyon roseum on variable salinity circalittoral rock

Modal: <em>Neocrania anomala</em>, <em>Dendrodoa grossularia</em> and <em>Sarcodictyon roseum</em> on variable salinity circalittoral rock

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and Ophiocomina nigra on sublittoral mixed sediment

Modal: <em>Ophiothrix fragilis</em> and <em>Ophiocomina nigra</em> on sublittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Pheronema carpenteri field

Modal: <em>Pheronema carpenteri</em> field

Photographer: Anon., Copyright: National Oceanography Centre (NOC)

Pheronema carpenteri field

Modal: <em>Pheronema carpenteri</em> field

Photographer: Anon., Copyright: National Oceanography Centre (NOC)

Eunicella verrucosa and Pentapora foliacea on circalittoral rock.

Modal: <i>Eunicella verrucosa</i> and <i>Pentapora foliacea</i> on circalittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

A bed of Zostera noltei with Hydrobia ulvae visible on the mud surface.

Modal: A bed of <i>Zostera noltei</i> with <i>Hydrobia ulvae</i> visible on the mud surface.

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Close view of Mytilus and dense barnacles covering rock surface.

Modal: Close view of <i>Mytilus</i> and dense barnacles covering rock surface.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Section of Lophelia pertusa reef, Mingulay, Scotland.

Modal: Section of <i>Lophelia pertusa</i> reef, Mingulay, Scotland.

Photographer: Murray Roberts, Copyright: Dr Murray Roberts

Sublittoral seagrass beds

Modal: Sublittoral seagrass beds

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

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Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

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Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alaria esculenta on exposed sublittoral fringe bedrock

Modal: <em>Alaria esculenta</em> on exposed sublittoral fringe bedrock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum and Metridium senile on moderately wave-exposed circalittoral steel wrecks

Modal: <em>Alcyonium digitatum</em> and <em>Metridium senile</em> on moderately wave-exposed circalittoral steel wrecks

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock

Modal: <em>Alcyonium digitatum</em> and faunal crust communities on vertical circalittoral bedrock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock

Modal: <em>Alcyonium digitatum</em> and faunal crust communities on vertical circalittoral bedrock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum and faunal crust communities on vertical circalittoral bedrock with Palinurus elephas

Modal: <em>Alcyonium digitatum</em> and faunal crust communities on vertical circalittoral bedrock with <em>Palinurus elephas</em>

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum with Securiflustra securifrons on tide-swept moderately wave-exposed circalittoral rock

Modal: <em>Alcyonium digitatum</em> with <em>Securiflustra securifrons</em> on tide-swept moderately wave-exposed circalittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with dense Tubularia indivisa and anemones on strongly tide-swept circalittoral rock.

Modal: <em>Alcyonium digitatum</em> with dense <em>Tubularia indivisa</em> and anemones on strongly tide-swept circalittoral rock.

Photographer: David Ainsley, Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Modal: <em>Alcyonium digitatum</em>, <em>Pomatoceros triqueter</em>, algal and bryozoan crusts on wave-exposed circalittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum, Pomatoceros triqueter, algal and bryozoan crusts on wave-exposed circalittoral rock

Modal: <em>Alcyonium digitatum</em>, <em>Pomatoceros triqueter</em>, algal and bryozoan crusts on wave-exposed circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum and Fucus vesiculosus on variable salinity mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em> and <em>Fucus vesiculosus</em> on variable salinity mid eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ascophyllum nodosum on full salinity mid eulittoral mixed substrata

Modal: <em>Ascophyllum nodosum</em> on full salinity mid eulittoral mixed substrata

Photographer: Charlotte Johnston, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum on full salinity mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em> on full salinity mid eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ascophyllum nodosum on very sheltered mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em> on very sheltered mid eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum on very sheltered mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em> on very sheltered mid eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em>, sponges and ascidians on tide-swept mid eulittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em>, sponges and ascidians on tide-swept mid eulittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum, sponges and ascidians on tide-swept mid eulittoral rock

Modal: <em>Ascophyllum nodosum</em>, sponges and ascidians on tide-swept mid eulittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Balanus crenatus and Tubularia indivisa on extremely tide-swept circalittoral rock

Modal: <em>Balanus crenatus</em> and <em>Tubularia indivisa</em> on extremely tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Balanus crenatus and Tubularia indivisa on extremely tide-swept circalittoral rock

Modal: <em>Balanus crenatus</em> and <em>Tubularia indivisa</em> on extremely tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Beggiatoa spp. on anoxic sublittoral mud

Modal: <em>Beggiatoa spp.</em> on anoxic sublittoral mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Bifurcaria bifurcata in shallow eulittoral rockpools

Modal: <em>Bifurcaria bifurcata</em> in shallow eulittoral rockpools

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Bifurcaria bifurcata in shallow eulittoral rockpools

Modal: <em>Bifurcaria bifurcata</em> in shallow eulittoral rockpools

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Bifurcaria bifurcata in shallow eulittoral rockpools

Modal: <em>Bifurcaria bifurcata</em> in shallow eulittoral rockpools

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Branchiostoma lanceolatum on circalittoral coarse sand with shell gravel

Modal: <em>Branchiostoma lanceolatum</em> on circalittoral coarse sand with shell gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Caryophyllia smithii and Swiftia pallida on circalittoral rock

Modal: <em>Caryophyllia smithii</em> and <em>Swiftia pallida</em> on circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Caryophyllia smithii with faunal and algal crusts on moderately wave-exposed circalittoral rock

Modal: <em>Caryophyllia smithii</em> with faunal and algal crusts on moderately wave-exposed circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Caryophyllia smithii, Swiftia pallida and large solitary ascidians on exposed or moderately exposed circalittoral rock

Modal: <em>Caryophyllia smithii</em>, <em>Swiftia pallida</em> and large solitary ascidians on exposed or moderately exposed circalittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Modal: <em>Cerastoderma edule</em> and polychaetes in littoral muddy sand

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Modal: <em>Cerastoderma edule</em> and polychaetes in littoral muddy sand

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Cerastoderma edule and polychaetes in littoral muddy sand

Modal: <em>Cerastoderma edule</em> and polychaetes in littoral muddy sand

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Cerianthus lloydii and other burrowing anemones in circalittoral muddy mixed sediment

Modal: <em>Cerianthus lloydii</em> and other burrowing anemones in circalittoral muddy mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Cerianthus lloydii with Nemertesia spp. and other hydroids in circalittoral muddy mixed sediment

Modal: <em>Cerianthus lloydii</em> with <em>Nemertesia spp.</em> and other hydroids in circalittoral muddy mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Modal: <em>Chthamalus spp.</em> and <em>Lichina pygmaea</em> on steep exposed upper eulittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Modal: <em>Chthamalus spp.</em> and <em>Lichina pygmaea</em> on steep exposed upper eulittoral rock.

Photographer: Judy Foster-Smith, Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. and Lichina pygmaea on steep exposed upper eulittoral rock.

Modal: <em>Chthamalus spp.</em> and <em>Lichina pygmaea</em> on steep exposed upper eulittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed eulittoral rock

Modal: <em>Chthamalus spp.</em> on exposed eulittoral rock

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed eulittoral rock

Modal: <em>Chthamalus spp.</em> on exposed eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed upper eulittoral rock

Modal: <em>Chthamalus spp.</em> on exposed upper eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Chthamalus spp. on exposed upper eulittoral rock

Modal: <em>Chthamalus spp.</em> on exposed upper eulittoral rock

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Crepidula fornicata and Mediomastus fragilis in variable salinity infralittoral mixed sediment

Modal: <em>Crepidula fornicata</em> and <em>Mediomastus fragilis</em> in variable salinity infralittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Crepidula fornicata and Mediomastus fragilis in variable salinity infralittoral mixed sediment

Modal: <em>Crepidula fornicata</em> and <em>Mediomastus fragilis</em> in variable salinity infralittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Cystoseira spp. in eulittoral rockpools

Modal: <em>Cystoseira spp.</em> in eulittoral rockpools

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Cystoseira spp. in eulittoral rockpools with Corallina officinalis

Modal: <em>Cystoseira spp.</em> in eulittoral rockpools with <em>Corallina officinalis</em>

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Dendrodoa grossularia and Clathrina coriacea on wave-surged vertical infralittoral rock

Modal: <em>Dendrodoa grossularia</em> and <em>Clathrina coriacea</em> on wave-surged vertical infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Modal: <em>Eunicella verrucosa</em> and <em>Pentapora foliacea</em> on wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Modal: <em>Eunicella verrucosa</em> and <em>Pentapora foliacea</em> on wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Modal: <em>Eunicella verrucosa</em> and <em>Pentapora foliacea</em> on wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Modal: <em>Eunicella verrucosa</em> and <em>Pentapora foliacea</em> on wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eunicella verrucosa and Pentapora foliacea on wave-exposed circalittoral rock

Modal: <em>Eunicella verrucosa</em> and <em>Pentapora foliacea</em> on wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Flustra foliacea and Haliclona oculata with a rich faunal turf on tide-swept circalittoral mixed substrata

Modal: <em>Flustra foliacea</em> and <em>Haliclona oculata</em> with a rich faunal turf on tide-swept circalittoral mixed substrata

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Modal: <em>Flustra foliacea</em> and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Modal: <em>Flustra foliacea</em> and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Modal: <em>Flustra foliacea</em> and colonial ascidians on tide-swept moderately wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides and Enteromorpha spp. on low salinity infralittoral rock

Modal: <em>Fucus ceranoides</em> and <em>Enteromorpha spp.</em> on low salinity infralittoral rock

Photographer: Tim Hill, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides on reduced salinity eulittoral rock

Modal: <em>Fucus ceranoides</em> on reduced salinity eulittoral rock

Photographer: Chris Emblow, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides on reduced salinity eulittoral rock

Modal: <em>Fucus ceranoides</em> on reduced salinity eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and large Mytilus edulis on variable salinity lower eulittoral rock

Modal: <em>Fucus serratus</em> and large <em>Mytilus edulis</em> on variable salinity lower eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Fucus serratus and large Mytilus edulis on variable salinity lower eulittoral rock

Modal: <em>Fucus serratus</em> and large <em>Mytilus edulis</em> on variable salinity lower eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Fucus serratus and piddocks on lower eulittoral soft rock

Modal: <em>Fucus serratus</em> and piddocks on lower eulittoral soft rock

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> and red seaweeds on moderately exposed lower eulittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> and red seaweeds on moderately exposed lower eulittoral rock

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus and red seaweeds on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> and red seaweeds on moderately exposed lower eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on full salinity sheltered lower eulittoral rock

Modal: <em>Fucus serratus</em> on full salinity sheltered lower eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> on moderately exposed lower eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on moderately exposed lower eulittoral rock

Modal: <em>Fucus serratus</em> on moderately exposed lower eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Modal: <em>Fucus serratus</em> on sheltered lower eulittoral rock

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Modal: <em>Fucus serratus</em> on sheltered lower eulittoral rock

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus on sheltered lower eulittoral rock

Modal: <em>Fucus serratus</em> on sheltered lower eulittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Fucus serratus, sponges and ascidians on tide-swept lower eulittoral rock

Modal: <em>Fucus serratus</em>, sponges and ascidians on tide-swept lower eulittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on exposed to moderately exposed upper eulittoral rock

Modal: <em>Fucus spiralis</em> on exposed to moderately exposed upper eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on exposed to moderately exposed upper eulittoral rock

Modal: <em>Fucus spiralis</em> on exposed to moderately exposed upper eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Modal: <em>Fucus spiralis</em> on full salinity sheltered upper eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Modal: <em>Fucus spiralis</em> on full salinity sheltered upper eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity sheltered upper eulittoral rock

Modal: <em>Fucus spiralis</em> on full salinity sheltered upper eulittoral rock

Photographer: Teresa Bennett, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on full salinity upper eulittoral mixed substrata

Modal: <em>Fucus spiralis</em> on full salinity upper eulittoral mixed substrata

Photographer: Francis Bunker, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus spiralis on sheltered upper eulittoral rock

Modal: <em>Fucus spiralis</em> on sheltered upper eulittoral rock

Photographer: Roger Covey, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> and barnacle mosaics on moderately exposed mid eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> and barnacle mosaics on moderately exposed mid eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> and barnacle mosaics on moderately exposed mid eulittoral rock

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus and barnacle mosaics on moderately exposed mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> and barnacle mosaics on moderately exposed mid eulittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on full salinity moderately exposed to sheltered mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> on full salinity moderately exposed to sheltered mid eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on mid eulittoral mixed substrata

Modal: <em>Fucus vesiculosus</em> on mid eulittoral mixed substrata

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on mid eulittoral mixed substrata.

Modal: <em>Fucus vesiculosus</em> on mid eulittoral mixed substrata.

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on moderately exposed to sheltered mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> on moderately exposed to sheltered mid eulittoral rock

Photographer: Judy Foster-Smith, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus vesiculosus on moderately exposed to sheltered mid eulittoral rock

Modal: <em>Fucus vesiculosus</em> on moderately exposed to sheltered mid eulittoral rock

Photographer: Roger Mitchell, Copyright: Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Modal: <em>Geodia</em> and other massive sponges on Atlanto-Arctic upper bathyal sediment

Photographer: Anon., Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Modal: <em>Geodia</em> and other massive sponges on Atlanto-Arctic upper bathyal sediment

Photographer: Anon., Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Modal: <em>Geodia</em> and other massive sponges on Atlanto-Arctic upper bathyal sediment

Photographer: Anon., Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Geodia and other massive sponges on Atlanto-Arctic upper bathyal sediment

Modal: <em>Geodia</em> and other massive sponges on Atlanto-Arctic upper bathyal sediment

Photographer: Anon., Copyright: Marine Science Scotland (MSS) and Joint Nature Conservation Committee (JNCC)

Hartlaubella gelatinosa and Conopeum reticulum on low salinity infralittoral mixed substrata

Modal: <em>Hartlaubella gelatinosa</em> and <em>Conopeum reticulum</em> on low salinity infralittoral mixed substrata

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Modal: <em>Hediste diversicolor</em> and <em>Streblospio shrubsolii</em> in littoral sandy mud

Photographer: Colin McLeod, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Modal: <em>Hediste diversicolor</em> and <em>Streblospio shrubsolii</em> in littoral sandy mud

Photographer: Colin McLeod, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and Streblospio shrubsolii in littoral sandy mud

Modal: <em>Hediste diversicolor</em> and <em>Streblospio shrubsolii</em> in littoral sandy mud

Photographer: Matthew Frost, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor and oligochaetes in littoral mud

Modal: <em>Hediste diversicolor</em> and oligochaetes in littoral mud

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor in littoral mud

Modal: <em>Hediste diversicolor</em> in littoral mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Hediste diversicolor in littoral mud

Modal: <em>Hediste diversicolor</em> in littoral mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Modal: <em>Hediste diversicolor</em>, <em>Macoma balthica</em> and <em>Scrobicularia plana</em> in littoral sandy mud

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Modal: <em>Hediste diversicolor</em>, <em>Macoma balthica</em> and <em>Scrobicularia plana</em> in littoral sandy mud

Photographer: Ian Reach, Copyright: Joint Nature Conservation Committee (JNCC)

Hediste diversicolor, Macoma balthica and Scrobicularia plana in littoral sandy mud

Modal: <em>Hediste diversicolor</em>, <em>Macoma balthica</em> and <em>Scrobicularia plana</em> in littoral sandy mud

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Kophobelemnon field on Altantic mid or upper bathyal mud

Modal: <em>Kophobelemnon</em> field on Altantic mid or upper bathyal mud

Photographer: Defra, JNCC, Marine Institute, BGS, UoP, 2007, Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Kophobelemnon field on Altantic mid or upper bathyal mud

Modal: <em>Kophobelemnon</em> field on Altantic mid or upper bathyal mud

Photographer: Defra, JNCC, Marine Institute, BGS, UoP, 2007, Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Lagis koreni and Phaxas pellucidus in circalittoral sandy mud

Modal: <em>Lagis koreni</em> and <em>Phaxas pellucidus</em> in circalittoral sandy mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Modal: <em>Laminaria digitata</em> and under-boulder fauna on sublittoral fringe boulders

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Modal: <em>Laminaria digitata</em> and under-boulder fauna on sublittoral fringe boulders

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata and under-boulder fauna on sublittoral fringe boulders

Modal: <em>Laminaria digitata</em> and under-boulder fauna on sublittoral fringe boulders

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata, ascidians and bryozoans on tide-swept sublittoral fringe rock

Modal: <em>Laminaria digitata</em>, ascidians and bryozoans on tide-swept sublittoral fringe rock

Photographer: Ian Fuller, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria digitata, ascidians and bryozoans on tide-swept sublittoral fringe rock

Modal: <em>Laminaria digitata</em>, ascidians and bryozoans on tide-swept sublittoral fringe rock

Photographer: Ian Fuller, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria hyperborea forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest and foliose red seaweeds on moderately exposed upper infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria hyperborea forest with dense foliose red seaweeds on exposed upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest with dense foliose red seaweeds on exposed upper infralittoral rock

Photographer: Sheila Woodman, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Modal: <em>Laminaria hyperborea</em> forest, foliose red seaweeds and a diverse fauna on tide-swept upper infralittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea on tide-swept, infralittoral rock

Modal: <em>Laminaria hyperborea</em> on tide-swept, infralittoral rock

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Modal: <em>Laminaria hyperborea</em> park with dense foliose red seaweeds on exposed lower infralittoral rock

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Modal: <em>Laminaria hyperborea</em> park with dense foliose red seaweeds on exposed lower infralittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed lower infralittoral rock

Modal: <em>Laminaria hyperborea</em> park with dense foliose red seaweeds on exposed lower infralittoral rock

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Modal: <em>Laminaria hyperborea</em> park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Modal: <em>Laminaria hyperborea</em> park with hydroids, bryozoans and sponges on tide-swept lower infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria saccharina and Chorda filum on sheltered upper infralittoral muddy sediment

Modal: <em>Laminaria saccharina</em> and <em>Chorda filum</em> on sheltered upper infralittoral muddy sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria saccharina and Laminaria digitata on sheltered sublittoral fringe rock

Modal: <em>Laminaria saccharina</em> and <em>Laminaria digitata</em> on sheltered sublittoral fringe rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria saccharina and Laminaria digitata on sheltered sublittoral fringe rock

Modal: <em>Laminaria saccharina</em> and <em>Laminaria digitata</em> on sheltered sublittoral fringe rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Limaria hians beds in tide-swept sublittoral muddy mixed sediment

Modal: <em>Limaria hians</em> beds in tide-swept sublittoral muddy mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Limecola balthica and Arenicola marina in littoral muddy sand

Modal: <em>Limecola balthica</em> and <em>Arenicola marina</em> in littoral muddy sand

Photographer: Bill Sanderson, Copyright: Joint Nature Conservation Committee (JNCC)

Limecola balthica and Arenicola marina in littoral muddy sand

Modal: <em>Limecola balthica</em> and <em>Arenicola marina</em> in littoral muddy sand

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Limecola balthica and Arenicola marina in littoral muddy sand

Modal: <em>Limecola balthica</em> and <em>Arenicola marina</em> in littoral muddy sand

Photographer: Roger Covey, Copyright: Joint Nature Conservation Committee (JNCC)

Lithothamnion corallioides maerl beds on infralittoral muddy gravel

Modal: <em>Lithothamnion corallioides</em> maerl beds on infralittoral muddy gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion corallioides maerl beds on infralittoral muddy gravel

Modal: <em>Lithothamnion corallioides</em> maerl beds on infralittoral muddy gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Modal: <em>Lithothamnion glaciale</em> maerl beds in tide-swept variable salinity infralittoral gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Modal: <em>Lithothamnion glaciale</em> maerl beds in tide-swept variable salinity infralittoral gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Modal: <em>Lithothamnion glaciale</em> maerl beds in tide-swept variable salinity infralittoral gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel

Modal: <em>Lithothamnion glaciale</em> maerl beds in tide-swept variable salinity infralittoral gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Modal: <em>Mastocarpus stellatus</em> and <em>Chondrus crispus</em> on very exposed to moderately exposed lower eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Modal: <em>Mastocarpus stellatus</em> and <em>Chondrus crispus</em> on very exposed to moderately exposed lower eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Mastocarpus stellatus and Chondrus crispus on very exposed to moderately exposed lower eulittoral rock

Modal: <em>Mastocarpus stellatus</em> and <em>Chondrus crispus</em> on very exposed to moderately exposed lower eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Mediomastus fragilis, Lumbrineris spp. and venerid bivalves in circalittoral coarse sand or gravel

Modal: <em>Mediomastus fragilis</em>, <em>Lumbrineris spp.</em> and venerid bivalves in circalittoral coarse sand or gravel

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Melinna palmata with Magelona spp. and Thyasira spp. in infralittoral sandy mud

Modal: <em>Melinna palmata</em> with <em>Magelona spp.</em> and <em>Thyasira spp.</em> in infralittoral sandy mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Modiolus modiolus beds with Chlamys varia, sponges, hydroids and bryozoans on slightly tide-swept very sheltered circalittoral mixed substrata

Modal: <em>Modiolus modiolus</em> beds with <em>Chlamys varia</em>, sponges, hydroids and bryozoans on slightly tide-swept very sheltered circalittoral mixed substrata

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Modiolus modiolus beds with fine hydroids and large solitary ascidians on very sheltered circalittoral mixed substrata

Modal: <em>Modiolus modiolus</em> beds with fine hydroids and large solitary ascidians on very sheltered circalittoral mixed substrata

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mytilus edulis and barnacles on very exposed eulittoral rock

Modal: <em>Mytilus edulis</em> and barnacles on very exposed eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mytilus edulis beds on sublittoral sediment

Modal: <em>Mytilus edulis</em> beds on sublittoral sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Neocrania anomala and Protanthea simplex on very wave-sheltered circalittoral rock

Modal: <em>Neocrania anomala</em> and <em>Protanthea simplex</em> on very wave-sheltered circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta in circalittoral shell gravel or coarse sand

Modal: <em>Neopentadactyla mixta</em> in circalittoral shell gravel or coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ophiothrix fragilis and/or Ophiocomina nigra brittlestar beds on sublittoral mixed sediment

Modal: <em>Ophiothrix fragilis</em> and/or <em>Ophiocomina nigra</em> brittlestar beds on sublittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ophiothrix fragilis bed.

Modal: <em>Ophiothrix fragilis</em> bed.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Modal: <em>Osmundea pinnatifida</em> on moderately exposed mid eulittoral rock

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Modal: <em>Osmundea pinnatifida</em> on moderately exposed mid eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Osmundea pinnatifida on moderately exposed mid eulittoral rock

Modal: <em>Osmundea pinnatifida</em> on moderately exposed mid eulittoral rock

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Palmaria palmata on very exposed to moderately exposed lower eulittoral rock

Modal: <em>Palmaria palmata</em> on very exposed to moderately exposed lower eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Palmaria palmata on very exposed to moderately exposed lower eulittoral rock

Modal: <em>Palmaria palmata</em> on very exposed to moderately exposed lower eulittoral rock

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> and barnacles on moderately exposed littoral fringe rock

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> and barnacles on moderately exposed littoral fringe rock

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata and barnacles on moderately exposed littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> and barnacles on moderately exposed littoral fringe rock

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> on sheltered littoral fringe rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> on sheltered littoral fringe rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> on sheltered littoral fringe rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Pelvetia canaliculata on sheltered variable salinity littoral fringe rock

Modal: <em>Pelvetia canaliculata</em> on sheltered variable salinity littoral fringe rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Pheronema carpenteri field

Modal: <em>Pheronema carpenteri</em> field

Photographer: Anon., Copyright: National Oceanography Centre (NOC)

Pheronema carpenteri field

Modal: <em>Pheronema carpenteri</em> field

Photographer: Anon., Copyright: National Oceanography Centre (NOC)

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Modal: <em>Phymatolithon calcareum</em> maerl beds in infralittoral clean gravel or coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Modal: <em>Phymatolithon calcareum</em> maerl beds in infralittoral clean gravel or coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Modal: <em>Phymatolithon calcareum</em> maerl beds in infralittoral clean gravel or coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Phymatolithon calcareum maerl beds in infralittoral clean gravel or coarse sand

Modal: <em>Phymatolithon calcareum</em> maerl beds in infralittoral clean gravel or coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Polyclinum aurantium and Flustra foliacea on sand-scoured tide-swept moderately wave-exposed circalittoral rock

Modal: <em>Polyclinum aurantium</em> and <em>Flustra foliacea</em> on sand-scoured tide-swept moderately wave-exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Modal: <em>Porphyra purpurea</em> and <em>Enteromorpha spp.</em> on sand-scoured mid or lower eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Modal: <em>Porphyra purpurea</em> and <em>Enteromorpha spp.</em> on sand-scoured mid or lower eulittoral rock

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Porphyra purpurea and Enteromorpha spp. on sand-scoured mid or lower eulittoral rock

Modal: <em>Porphyra purpurea</em> and <em>Enteromorpha spp.</em> on sand-scoured mid or lower eulittoral rock

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Prasiola stipitata on nitrate-enriched supralittoral or littoral fringe rock

Modal: <em>Prasiola stipitata</em> on nitrate-enriched supralittoral or littoral fringe rock

Photographer: Judy Foster-Smith, Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria alveolata reefs on sand-abraded eulittoral rock

Modal: <em>Sabellaria alveolata</em> reefs on sand-abraded eulittoral rock

Photographer: Dr Andrew Davies, Copyright: Dr Andrew Davies

Saccharina latissima and robust red algae on infralittoral gravel and pebble

Modal: <em>Saccharina latissima</em> and robust red algae on infralittoral gravel and pebble

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Saccharina latissima and robust red algae on infralittoral gravel and pebble

Modal: <em>Saccharina latissima</em> and robust red algae on infralittoral gravel and pebble

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Saccharina latissima on very sheltered infralittoral rock

Modal: <em>Saccharina latissima</em> on very sheltered infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Saccharina latissima, Chorda filum and dense red seaweeds on shallow unstable infralittoral boulders or cobbles

Modal: <em>Saccharina latissima</em>, <em>Chorda filum</em> and dense red seaweeds on shallow unstable infralittoral boulders or cobbles

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sargassum muticum on shallow slightly tide-swept infralittoral mixed substrata

Modal: <em>Sargassum muticum</em> on shallow slightly tide-swept infralittoral mixed substrata

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Semibalanus balanoides on exposed to moderately exposed or vertical sheltered eulittoral rock

Modal: <em>Semibalanus balanoides</em> on exposed to moderately exposed or vertical sheltered eulittoral rock

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Semibalanus balanoides, Fucus vesiculosus and red seaweeds on exposed to moderately exposed eulittoral rock

Modal: <em>Semibalanus balanoides</em>, <em>Fucus vesiculosus</em> and red seaweeds on exposed to moderately exposed eulittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Semibalanus balanoides, Patella vulgata and Littorina spp. on exposed to moderately exposed or vertical sheltered eulittoral rock

Modal: <em>Semibalanus balanoides</em>, <em>Patella vulgata</em> and <em>Littorina spp.</em> on exposed to moderately exposed or vertical sheltered eulittoral rock

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Tubularia indivisa on tide-swept circalittoral rock

Modal: <em>Tubularia indivisa</em> on tide-swept circalittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Tubularia indivisa on tide-swept circalittoral rock

Modal: <em>Tubularia indivisa</em> on tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Tubularia indivisa on tide-swept circalittoral rock

Modal: <em>Tubularia indivisa</em> on tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ulothrix flacca and Urospora spp. on freshwater-influenced vertical littoral fringe soft rock

Modal: <em>Ulothrix flacca</em> and <em>Urospora spp.</em> on freshwater-influenced vertical littoral fringe soft rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina and sand-tolerant fauna on sand-scoured or covered circalittoral rock

Modal: <em>Urticina felina</em> and sand-tolerant fauna on sand-scoured or covered circalittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Modal: <em>Verrucaria maura</em> and sparse barnacles on exposed littoral fringe rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Modal: <em>Verrucaria maura</em> and sparse barnacles on exposed littoral fringe rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura and sparse barnacles on exposed littoral fringe rock

Modal: <em>Verrucaria maura</em> and sparse barnacles on exposed littoral fringe rock

Photographer: David Mills, Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura on littoral fringe rock

Modal: <em>Verrucaria maura</em> on littoral fringe rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Verrucaria maura on very exposed to very sheltered upper littoral fringe rock with littorinids

Modal: <em>Verrucaria maura</em> on very exposed to very sheltered upper littoral fringe rock with littorinids

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Zostera marina/angustifolia beds on lower shore or infralittoral clean or muddy sand

Modal: <em>Zostera marina/angustifolia</em> beds on lower shore or infralittoral clean or muddy sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Zostera marina/angustifolia beds on lower shore or infralittoral clean or muddy sand

Modal: <em>Zostera marina/angustifolia</em> beds on lower shore or infralittoral clean or muddy sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Modal: <i>Alcyonium digitatum</i> with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Ascophyllum nodosum with epiphytes.

Modal: <i>Ascophyllum nodosum</i> with epiphytes.

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Caryophyllia smithii, Swiftia pallida and Alcyonium glomeratum on wave-sheltered circalittoral rock

Modal: <i>Caryophyllia smithii</i>, <i>Swiftia pallida</i> and <i>Alcyonium glomeratum</i> on wave-sheltered circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Caryophyllia smithii, Swiftia pallida and Alcyonium glomeratum on wave-sheltered circalittoral rock

Modal: <i>Caryophyllia smithii</i>, <i>Swiftia pallida</i> and <i>Alcyonium glomeratum</i> on wave-sheltered circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Corynactis viridis and a mixed turf of crisiids, Bugula, Scrupocellaria, and Cellaria on moderately tide-swept exposed circalittoral rock

Modal: <i>Corynactis viridis</i> and a mixed turf of crisiids, <i>Bugula, Scrupocellaria</i>, and <i>Cellaria</i> on moderately tide-swept exposed circalittoral rock

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Corynactis viridis and a mixed turf of crisiids, Bugula, Scrupocellaria, and Cellaria on moderately tide-swept exposed circalittoral rock

Modal: <i>Corynactis viridis</i> and a mixed turf of crisiids, <i>Bugula, Scrupocellaria</i>, and <i>Cellaria</i> on moderately tide-swept exposed circalittoral rock

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea on slightly scoured silty circalittoral rock.

Modal: <i>Flustra foliacea</i> on slightly scoured silty circalittoral rock.

Photographer: Tim Hill, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea on slightly scoured silty circalittoral rock.

Modal: <i>Flustra foliacea</i> on slightly scoured silty circalittoral rock.

Photographer: Tim Hill, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Modal: <i>Flustra foliacea</i>, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Modal: <i>Flustra foliacea</i>, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Modal: <i>Flustra foliacea</i>, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Modal: <i>Flustra foliacea</i>, small solitary and colonial ascidians on tide-swept circalittoral bedrock or boulders

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Hiatella arctica, bryozoans and ascidians on vertical infralittoral soft rock.

Modal: <i>Hiatella arctica</i>, bryozoans and ascidians on vertical infralittoral soft rock.

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria saccharina and Psammechinus miliaris on variable salinity grazed infralittoral rock

Modal: <i>Laminaria saccharina</i> and <i>Psammechinus miliaris</i> on variable salinity grazed infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Leptometra celtica assemblage

Modal: <i>Leptometra celtica</i> assemblage

Photographer: Anon., Copyright: Defra, JNCC, Marine Institute, BGS, UoP, 2007

Rhodochorton purpureum in upper littoral fringe soft rock caves.

Modal: <i>Rhodochorton purpureum</i> in upper littoral fringe soft rock caves.

Photographer: Kathryn Birch, Copyright: Countryside Council for Wales

Sabellaria alveolata growing on sand abraded eulittoral rocks.

Modal: <i>Sabellaria alveolata</i> growing on sand abraded eulittoral rocks.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Zostera noltei beds in littoral muddy sand

Modal: <i>Zostera noltei</i> beds in littoral muddy sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Angiosperm communities in reduced salinity

Modal: Angiosperm communities in reduced salinity

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Barren and/or boulder-scoured littoral cave walls and floors

Modal: Barren and/or boulder-scoured littoral cave walls and floors

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Barren and/or boulder-scoured littoral cave walls and floors

Modal: Barren and/or boulder-scoured littoral cave walls and floors

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Barren littoral coarse sand

Modal: Barren littoral coarse sand

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Modal: Barren littoral shingle

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Modal: Barren littoral shingle

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Barren littoral shingle

Modal: Barren littoral shingle

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Barren or amphipod-dominated mobile sand shores

Modal: Barren or amphipod-dominated mobile sand shores

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Black band of Verrucaria maura represents black lichen zone on very exposed to very sheltered upper littoral fringe rock

Modal: Black band of <em>Verrucaria maura</em> represents black lichen zone on very exposed to very sheltered upper littoral fringe rock

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Boulder shore backed by low cliffs.

Modal: Boulder shore backed by low cliffs.

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Brittlestars on faunal and algal encrusted exposed to moderately wave-exposed circalittoral rock

Modal: Brittlestars on faunal and algal encrusted exposed to moderately wave-exposed circalittoral rock

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Bryozoan turf and erect sponges on tide-swept circalittoral rock

Modal: Bryozoan turf and erect sponges on tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Bryozoan turf and erect sponges on tide-swept circalittoral rock

Modal: Bryozoan turf and erect sponges on tide-swept circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral caves and overhangs

Modal: Circalittoral caves and overhangs

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Modal: Circalittoral faunal communities in variable salinity

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Modal: Circalittoral faunal communities in variable salinity

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral faunal communities in variable salinity

Modal: Circalittoral faunal communities in variable salinity

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral mixed sediment

Modal: Circalittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Circalittoral muddy sand

Modal: Circalittoral muddy sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Cirratulids and Cerastoderma edule in littoral mixed sediment

Modal: Cirratulids and <em>Cerastoderma edule</em> in littoral mixed sediment

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Close up view of Hydrobia ulvae amongst blades of Zostera noltei.

Modal: Close up view of <i>Hydrobia ulvae</i> amongst blades of <i>Zostera noltei</i>.

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts and Corallina officinalis in shallow eulittoral rockpools

Modal: Coralline crusts and <em>Corallina officinalis</em> in shallow eulittoral rockpools

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts and Corallina officinalis in shallow eulittoral rockpools.

Modal: Coralline crusts and <em>Corallina officinalis</em> in shallow eulittoral rockpools.

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Coralline crusts in surge gullies and scoured infralittoral rock

Modal: Coralline crusts in surge gullies and scoured infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Modal: Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Photographer: Kate Northen, Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Modal: Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Modal: Crustose sponges on extremely wave-surged infralittoral cave or gully walls

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Cushion sponges and hydroids on turbid tide-swept sheltered circalittoral rock

Modal: Cushion sponges and hydroids on turbid tide-swept sheltered circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Dense brittlestars with sparse Ascidia mentula and Ciona intestinalis on sheltered circalittoral mixed substrata

Modal: Dense brittlestars with sparse <em>Ascidia mentula</em> and <em>Ciona intestinalis</em> on sheltered circalittoral mixed substrata

Photographer: David Mills, Copyright: Joint Nature Conservation Committee (JNCC)

Dense brittlestars with sparse Ascidia mentula and Ciona intestinalis on sheltered circalittoral mixed substrata

Modal: Dense brittlestars with sparse <em>Ascidia mentula</em> and <em>Ciona intestinalis</em> on sheltered circalittoral mixed substrata

Photographer: David Mills, Copyright: Joint Nature Conservation Committee (JNCC)

Echinoderms and crustose communities on circalittoral rock

Modal: Echinoderms and crustose communities on circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Modal: Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Modal: Ephemeral green and red seaweeds on variable salinity and/or disturbed eulittoral mixed substrata

Photographer: Tim Hill, Copyright: Joint Nature Conservation Committee (JNCC)

Ephemeral green or red seaweed communities (freshwater or sand-influenced)

Modal: Ephemeral green or red seaweed communities (freshwater or sand-influenced)

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Faunal and algal crusts with Spirobranchus triqueter and sparse Alcyonium digitatum on exposed to moderately wave-exposed circalittoral rock

Modal: Faunal and algal crusts with <em>Spirobranchus triqueter</em> and sparse <em>Alcyonium digitatum</em> on exposed to moderately wave-exposed circalittoral rock

Photographer: Teresa Bennett, Copyright: Joint Nature Conservation Committee (JNCC)

Faunal and algal crusts with Spirobranchus triqueter and sparse Alcyonium digitatum on exposed to moderately wave-exposed circalittoral rock

Modal: Faunal and algal crusts with <em>Spirobranchus triqueter</em> and sparse <em>Alcyonium digitatum</em> on exposed to moderately wave-exposed circalittoral rock

Photographer: Teresa Bennett, Copyright: Joint Nature Conservation Committee (JNCC)

Faunal crusts on wave-surged littoral cave walls

Modal: Faunal crusts on wave-surged littoral cave walls

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Foliose red seaweeds on exposed lower infralittoral rock

Modal: Foliose red seaweeds on exposed lower infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Foliose seaweeds and coralline crusts in surge gully entrances

Modal: Foliose seaweeds and coralline crusts in surge gully entrances

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock

Modal: Grazed <em>Laminaria hyperborea</em> forest with coralline crusts on upper infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock

Modal: Grazed <em>Laminaria hyperborea</em> park with coralline crusts on lower infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock

Modal: Grazed <em>Laminaria hyperborea</em> park with coralline crusts on lower infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Grazed Saccharina latissima with Echinus, brittlestars and coralline crusts on sheltered infralittoral rock

Modal: Grazed <em>Saccharina latissima</em> with Echinus, brittlestars and coralline crusts on sheltered infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Modal: Grazed <i>Laminaria hyperborea</i> forest with coralline crusts on upper infralittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Green algal films on upper and mid-shore cave walls and ceilings

Modal: Green algal films on upper and mid-shore cave walls and ceilings

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Green algal films on upper and mid-shore cave walls and ceilings

Modal: Green algal films on upper and mid-shore cave walls and ceilings

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

High energy littoral rock

Modal: High energy littoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

High energy littoral rock, Eddystone, Plymouth.

Modal: High energy littoral rock, Eddystone, Plymouth.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Infralittoral coarse sediment

Modal: Infralittoral coarse sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Infralittoral coarse sediment

Modal: Infralittoral coarse sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Infralittoral mixed sediment

Modal: Infralittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Infralittoral mixed sediment

Modal: Infralittoral mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Infralittoral surge gullies and caves

Modal: Infralittoral surge gullies and caves

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Kelp and seaweed communities on sublittoral sediment

Modal: Kelp and seaweed communities on sublittoral sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Kelp and seaweed communities on sublittoral sediment

Modal: Kelp and seaweed communities on sublittoral sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Modal: Kelp with cushion fauna and/or foliose red seaweeds

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Modal: Kelp with cushion fauna and/or foliose red seaweeds

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Kelp with cushion fauna and/or foliose red seaweeds

Modal: Kelp with cushion fauna and/or foliose red seaweeds

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Littoral mud

Modal: Littoral mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Littoral overhang community.

Modal: Littoral overhang community.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Low energy littoral rock

Modal: Low energy littoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Low energy littoral rock

Modal: Low energy littoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mixed Laminaria hyperborea and Laminaria ochroleuca forest on moderately exposed or sheltered infralittoral rock

Modal: Mixed <em>Laminaria hyperborea</em> and <em>Laminaria ochroleuca</em> forest on moderately exposed or sheltered infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mixed faunal turf communities

Modal: Mixed faunal turf communities

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mixed kelps with scour-tolerant and opportunistic foliose red seaweeds on scoured or sand-covered infralittoral rock

Modal: Mixed kelps with scour-tolerant and opportunistic foliose red seaweeds on scoured or sand-covered infralittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mixed turf of bryozoans and erect sponges with Cylista elegans on tide-swept ciraclittoral rock

Modal: Mixed turf of bryozoans and erect sponges with <em>Cylista elegans</em> on tide-swept ciraclittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of bryozoans and erect sponges with Dysidea fragilis and Actinothoe sphyrodeta on tide-swept wave-exposed circalittoral rock.

Modal: Mixed turf of bryozoans and erect sponges with <em>Dysidea fragilis</em> and <em>Actinothoe sphyrodeta</em> on tide-swept wave-exposed circalittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of bryozoans and erect sponges with Dysidea fragilis and Actinothoe sphyrodeta on tide-swept wave-exposed circalittoral rock.

Modal: Mixed turf of bryozoans and erect sponges with <em>Dysidea fragilis</em> and <em>Actinothoe sphyrodeta</em> on tide-swept wave-exposed circalittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of hydroids and large ascidians with Swiftia pallida and Caryophyllia smithii on weakly tide-swept circalittoral rock

Modal: Mixed turf of hydroids and large ascidians with <em>Swiftia pallida</em> and <em>Caryophyllia smithii</em> on weakly tide-swept circalittoral rock

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Mixed turf of hydroids and large ascidians with Swiftia pallida and Caryophyllia smithii on weakly tide-swept circalittoral rock

Modal: Mixed turf of hydroids and large ascidians with <em>Swiftia pallida</em> and <em>Caryophyllia smithii</em> on weakly tide-swept circalittoral rock

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Moderate energy littoral rock

Modal: Moderate energy littoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Moderate energy littoral rock

Modal: Moderate energy littoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mussel and/or barnacle communities

Modal: Mussel and/or barnacle communities

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Mussels and fucoids on moderately exposed shores

Modal: Mussels and fucoids on moderately exposed shores

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Offshore circalittoral coarse sediment

Modal: Offshore circalittoral coarse sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Offshore circalittoral coarse sediment

Modal: Offshore circalittoral coarse sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Oligochaetes in variable salinity littoral mobile sand

Modal: Oligochaetes in variable salinity littoral mobile sand

Photographer: David Mills, Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Modal: Polychaetes in littoral fine sand

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Modal: Polychaetes in littoral fine sand

Photographer: Ian Reach, Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Modal: Polychaetes in littoral fine sand

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Modal: Polychaetes in littoral fine sand

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Polychaetes in littoral fine sand

Modal: Polychaetes in littoral fine sand

Photographer: Eleanor Murray, Copyright: Joint Nature Conservation Committee (JNCC)

Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Modal: Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Modal: Red seaweeds and kelps on tide-swept mobile infralittoral cobbles and pebbles

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Seapens, including Funiculina quadrangularis, and burrowing megafauna in undisturbed circalittoral fine mud

Modal: Seapens, including <em>Funiculina quadrangularis</em>, and burrowing megafauna in undisturbed circalittoral fine mud

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Shingle (pebble) and gravel shores

Modal: Shingle (pebble) and gravel shores

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Solitary ascidians, including Ascidia mentula and Ciona intestinalis, on wave-sheltered circalittoral rock

Modal: Solitary ascidians, including <em>Ascidia mentula</em> and <em>Ciona intestinalis</em>, on wave-sheltered circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Solitary ascidians, including Ascidia mentula and Ciona intestinalis, with Antedon spp. on wave-sheltered circalittoral rock

Modal: Solitary ascidians, including <em>Ascidia mentula</em> and <em>Ciona intestinalis</em>, with <em>Antedon spp.</em> on wave-sheltered circalittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sparse Modiolus modiolus, dense Cerianthus lloydii and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Modal: Sparse <em>Modiolus modiolus</em>, dense <em>Cerianthus lloydii</em> and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sparse Modiolus modiolus, dense Cerianthus lloydii and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Modal: Sparse <em>Modiolus modiolus</em>, dense <em>Cerianthus lloydii</em> and burrowing holothurians on sheltered circalittoral stones and mixed sediment

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Species-rich mixed sediment shores

Modal: Species-rich mixed sediment shores

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sponges and anemones on vertical circalittoral bedrock

Modal: Sponges and anemones on vertical circalittoral bedrock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Modal: Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Modal: Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Modal: Sponges, bryozoans and ascidians on deeply overhanging lower shore bedrock or caves

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Modal: Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Modal: Sponges, cup corals and anthozoans on shaded or overhanging circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sponges, shade-tolerant red seaweeds and Dendrodoa grossularia on wave-surged overhanging lower eulittoral bedrock and caves

Modal: Sponges, shade-tolerant red seaweeds and <em>Dendrodoa grossularia</em> on wave-surged overhanging lower eulittoral bedrock and caves

Photographer: John Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Steep bedrock shore with Corallina officinalis.

Modal: Steep bedrock shore with <i>Corallina officinalis</i>.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Sublittoral coarse sediment (unstable cobbles and pebbles, gravels and coarse sands)

Modal: Sublittoral coarse sediment (unstable cobbles and pebbles, gravels and coarse sands)

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sublittoral mixed sediment in low or reduced salinity (lagoons)

Modal: Sublittoral mixed sediment in low or reduced salinity (lagoons)

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Very tide-swept faunal communities on circalittoral rock

Modal: Very tide-swept faunal communities on circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Very tide-swept faunal communities on circalittoral rock

Modal: Very tide-swept faunal communities on circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

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Photographer: -, Copyright: -

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Modal: <i>Alaria esculenta</i> forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Modal: <i>Alaria esculenta</i> forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Modal: <i>Alaria esculenta</i> forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Modal: <i>Alaria esculenta</i> forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Modal: <i>Alaria esculenta</i> forest with dense anemones and sponge crusts on extremely exposed infralittoral bedrock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Alaria esculenta, Mytilus edulis and coralline crusts on very exposed sublittoral fringe bedrock

Modal: <i>Alaria esculenta</i>, <i>Mytilus edulis</i> and coralline crusts on very exposed sublittoral fringe bedrock

Photographer: Roger Mitchell, Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Modal: <i>Alcyonium digitatum</i> with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Modal: <i>Alcyonium digitatum</i> with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Alcyonium digitatum with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Modal: <i>Alcyonium digitatum</i> with a bryozoan, hydroid and ascidian turf on moderately exposed vertical infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Ampharete falcata turf with Nephrops sp. from the southern edge of the north west Irish Sea.

Modal: <i>Ampharete falcata</i> turf with <i>Nephrops</i> sp. from the southern edge of the north west Irish Sea.

Photographer: Matthew Service, Copyright: Dr Matthew Service

Amphiura filiformis arms visible in circalittoral muddy sand.

Modal: <i>Amphiura filiformis</i> arms visible in circalittoral muddy sand.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Arenicola marina and synaptid holothurians in extremely shallow soft mud.

Modal: <i>Arenicola marina</i> and synaptid holothurians in extremely shallow soft mud.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Bugula spp. and other bryozoans on vertical moderately exposed circalittoral rock

Modal: <i>Bugula</i> spp. and other bryozoans on vertical moderately exposed circalittoral rock

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Cordylophora caspia and Electra crustulenta on reduced salinity infralittoral rock.

Modal: <i>Cordylophora caspia</i> and <i>Electra crustulenta</i> on reduced salinity infralittoral rock.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Crepidula fornicata and Aphelochaeta marioni in variable salinity infralittoral mixed sediment.

Modal: <i>Crepidula fornicata</i> and <i>Aphelochaeta marioni</i> in variable salinity infralittoral mixed sediment.

Photographer: Chris Lumb, Copyright: Joint Nature Conservation Committee (JNCC)

Echinocardium cordatum dug out of sand.

Modal: <i>Echinocardium cordatum</i> dug out of sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Edwardsia timida on sublittoral clean stone gravel.

Modal: <i>Edwardsia timida</i> on sublittoral clean stone gravel.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata

Modal: <i>Flustra foliacea</i> and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Flustra foliacea and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata.

Modal: <i>Flustra foliacea</i> and other hydroid/bryozoan turf species on slightly scoured circalittoral rock or mixed substrata.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Fucus ceranoides near freshwater stream.

Modal: <i>Fucus ceranoides</i> near freshwater stream.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Halidrys on flat pebbles and gravel.

Modal: <i>Halidrys</i> on flat pebbles and gravel.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Hiatella arctica, bryozoans and ascidians on vertical infralittoral soft rock (IR.AlcByH.Hia).

Modal: <i>Hiatella arctica</i>, bryozoans and ascidians on vertical infralittoral soft rock (IR.AlcByH.Hia).

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Himanthalia elongata and Laminaria digitata on lower shore bedrock.

Modal: <i>Himanthalia elongata</i> and <i>Laminaria digitata</i> on lower shore bedrock.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest with a faunal cushion (sponges and polyclinids) and foliose red seaweeds on very exposed upper infralittoral rock.

Modal: <i>Laminaria hyperborea</i> forest with a faunal cushion (sponges and polyclinids) and foliose red seaweeds on very exposed upper infralittoral rock.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea forest with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Ft).

Modal: <i>Laminaria hyperborea</i> forest with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Ft).

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria hyperborea park with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Pk).

Modal: <i>Laminaria hyperborea</i> park with dense foliose red seaweeds on exposed upper infralittoral rock (EIR.LhypR.Pk).

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Laminaria and Himanthalia elongata on coralline turf, Wembury.

Modal: <i>Laminaria</i> and <i>Himanthalia elongata</i> on coralline turf, Wembury.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Laminaria holdfasts and red algal undergrowth (EIR.LhypR.Ft.jpg).

Modal: <i>Laminaria</i> holdfasts and red algal undergrowth (EIR.LhypR.Ft.jpg).

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Limaria hians in excavated "nest". Limaria hians bed colonized by Protanthea simplex in background.

Modal: <i>Limaria hians</i> in excavated Limaria hians bed colonized by Protanthea simplex in background." src="/assets/images/marlin/habitats/web/o_imx.lim2.jpg" />

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lithothamnion glaciale maerl beds in tide-swept variable salinity infralittoral gravel.

Modal: <i>Lithothamnion glaciale</i> maerl beds in tide-swept variable salinity infralittoral gravel.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Lithothamnion glaciale nodules amongst pebbles with the sunstar Crossaster papposus, Isle of Lewis.

Modal: <i>Lithothamnion glaciale</i> nodules amongst pebbles with the sunstar <i>Crossaster papposus</i>, Isle of Lewis.

Photographer: Christine Howson, Copyright: Joint Nature Conservation Committee (JNCC)

Modiolus modiolus beds with hydroids and red seaweeds on tide-swept circalittoral mixed substrata.

Modal: <i>Modiolus modiolus</i> beds with hydroids and red seaweeds on tide-swept circalittoral mixed substrata.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Molgula manhattensis dominated seabed, middle channel with associated common starfish Asterias rubens.

Modal: <i>Molgula manhattensis</i> dominated seabed, middle channel  with associated common starfish <i>Asterias rubens</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Mytilus edulis beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock.

Modal: <i>Mytilus edulis</i> beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Mytilus and fucoids.

Modal: <i>Mytilus</i> and fucoids.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Dan Laffoley, Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Neopentadactyla mixta and venerid bivalves in circalittoral shell gravel or coarse sand.

Modal: <i>Neopentadactyla mixta</i> and venerid bivalves in circalittoral shell gravel or coarse sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Ophiocomina on cobbles and sediment (ECR.PomByC).

Modal: <i>Ophiocomina</i> on cobbles and sediment (ECR.PomByC).

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Ophiopholis aculeata beds on slightly tide-swept circalittoral rock or mixed substrata.

Modal: <i>Ophiopholis aculeata</i> beds on slightly tide-swept circalittoral rock or mixed substrata.

Photographer: Charlotte Johnston, Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and/or Ophiocomina nigra beds on slightly tide-swept circalittoral rock or mixed substrata.

Modal: <i>Ophiothrix fragilis</i> and/or <i>Ophiocomina nigra</i> beds on slightly tide-swept circalittoral rock or mixed substrata.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Ophiothrix fragilis and/or Ophiocomina nigra beds on slightly tide-swept circalittoral rock or mixed substrata.

Modal: <i>Ophiothrix fragilis</i> and/or <i>Ophiocomina nigra</i> beds on slightly tide-swept circalittoral rock or mixed substrata.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Ostrea edulis beds on shallow sublittoral muddy sediment.

Modal: <i>Ostrea edulis</i> beds on shallow sublittoral muddy sediment.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Pennatula phosphorea and Turritella communis in muddy sediment.

Modal: <i>Pennatula phosphorea</i> and <i>Turritella communis</i> in muddy sediment.

Photographer: Mark Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Phymatolithon calcareum maerl beds with hydroids and echinoderms in deeper infralittoral clean gravel or coarse sand.

Modal: <i>Phymatolithon calcareum</i> maerl beds with hydroids and echinoderms in deeper infralittoral clean gravel or coarse sand.

Photographer: Sarah Fowler, Copyright: Joint Nature Conservation Committee (JNCC)

Polydora sp. tubes on upward-facing circalittoral soft rock, with the sponge Suberites sp. also present.

Modal: <i>Polydora</i> sp. tubes on upward-facing circalittoral soft rock, with the sponge <i>Suberites</i> sp.  also present.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Polydora sp. tubes on upward-facing circalittoral soft rock.

Modal: <i>Polydora</i> sp. tubes on upward-facing circalittoral soft rock.

Photographer: Jenny Mallinson, Copyright: Joint Nature Conservation Committee (JNCC)

Polydora sp. tubes on upward-facing circalittoral soft rock.

Modal: <i>Polydora</i> sp. tubes on upward-facing circalittoral soft rock.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Puccinellia maritima salt marsh.

Modal: <i>Puccinellia maritima</i> salt marsh.

Photographer: Kathy Duncan, Copyright: Scottish Natural Heritage (SNH)

Ruppia maritima in reduced salinity infralittoral muddy sand.

Modal: <i>Ruppia maritima</i> in reduced salinity infralittoral muddy sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa crusts on silty turbid circalittoral rock.

Modal: <i>Sabellaria spinulosa</i> crusts on silty turbid circalittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa crusts on silty turbid circalittoral rock.

Modal: <i>Sabellaria spinulosa</i> crusts on silty turbid circalittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima and/or Saccorhiza polyschides on exposed infralittoral rock.

Modal: <i>Saccharina latissima</i> and/or <i>Saccorhiza polyschides</i> on exposed infralittoral rock.

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and dense red seaweeds on shallow unstable infralittoral boulders or cobbles.

Modal: <i>Saccharina latissima</i>, <i>Chorda filum</i> and dense red seaweeds on shallow unstable infralittoral boulders or cobbles.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and filamentous red seaweeds on sheltered infralittoral sediment

Modal: <i>Saccharina latissima</i>,<i> Chorda filum</i> and filamentous red seaweeds on sheltered infralittoral sediment

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Saccharina latissima, Chorda filum and filamentous red seaweeds on sheltered infralittoral sediment.

Modal: <i>Saccharina latissima</i>,<i> Chorda filum</i> and filamentous red seaweeds on sheltered infralittoral sediment.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Modal: <i>Sargassum muticum</i> in eulittoral rockpools.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Modal: <i>Sargassum muticum</i> in eulittoral rockpools.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Sargassum muticum in eulittoral rockpools.

Modal: <i>Sargassum muticum</i> in eulittoral rockpools.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Suaeda maritima, Atriplex prostrata and Puccinellia maritima community.

Modal: <i>Suaeda maritima, Atriplex prostrata</i> and <i>Puccinellia maritima</i> community.

Photographer: Dr Ian Powell, Copyright: Dr Ian Powell

Suaeda maritima and Spartina salicornia.

Modal: <i>Suaeda maritima</i> and <i>Spartina salicornia</i>.

Photographer: Dr Ian Powell, Copyright: Dr Ian Powell

Suberites spp. and other sponges with solitary ascidians on very sheltered circalittoral rock.

Modal: <i>Suberites </i>spp. and other sponges with solitary ascidians on very sheltered circalittoral rock.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina and Ciocalypta penicillus on sand-covered circalittoral rock (MCR.Urt.Cio).

Modal: <i>Urticina felina</i> and <i>Ciocalypta penicillus</i> on sand-covered circalittoral rock (MCR.Urt.Cio).

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Urticina felina on sand-scoured circalittoral rock.

Modal: <i>Urticina felina</i> on sand-scoured circalittoral rock.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Virgularia mirabilis, Cerianthus lloydii with Ophiocomina nigra on shelly muddy gravel.

Modal: <i>Virgularia mirabilis</i>, <i>Cerianthus lloydii</i> with <i>Ophiocomina nigra</i> on shelly muddy gravel.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

A bed of fennel pondweed Potamogeton pectinatus.

Modal: A bed of fennel pondweed <i>Potamogeton pectinatus</i>.

Photographer: Martin Isaeus, Copyright: Martin Isaeus

A colony of tube worms forming a small reef, Loch Creran.

Modal: A colony of tube worms forming a small reef, Loch Creran.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

A dense mat of Ascophyllum nodosum mackaii.

Modal: A dense mat of  <i>Ascophyllum nodosum mackaii</i>.

Photographer: Sue Scott, Copyright: Sue Scott

A mat of the filamentous bacterium Beggiatoa spp.

Modal: A mat of the filamentous bacterium <i>Beggiatoa</i> spp.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

A turf of Polyides rotundus, Furcellaria lumbricalis and filamentous brown algae.

Modal: A turf of <i>Polyides rotundus</i>, <i> Furcellaria lumbricalis</i> and filamentous brown algae.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

A well developed overhang community with pendulous polyclinid tunicates.

Modal: A well developed overhang community with pendulous polyclinid tunicates.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Aggregation of Ocnus planci on broken shell and cobbles.

Modal: Aggregation of <i>Ocnus planci</i> on broken shell and cobbles.

Photographer: Dominic Counsell, Copyright: Joint Nature Conservation Committee (JNCC)

Aggregation of Ocnus planci on broken shell and cobbles.

Modal: Aggregation of <i>Ocnus planci</i> on broken shell and cobbles.

Photographer: Dominic Counsell, Copyright: Joint Nature Conservation Committee (JNCC)

Algae attached to rock including Halidrys.

Modal: Algae attached to rock including<i> Halidrys</i>.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

An underboulder community.

Modal: An underboulder community.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Base of vertical chalk cliff showing green cover of Chrysophyceae.

Modal: Base of vertical chalk cliff showing green cover of Chrysophyceae.

Photographer: Tim Hill, Copyright: Joint Nature Conservation Committee (JNCC)

Bedrock with the sea fan Eunicella verrucosa, the soft coral Alcyonium glomeratum and the stalked sponge Raspailia ramosa amongst a hydroid turf.

Modal: Bedrock with the sea fan <i>Eunicella verrucosa</i>, the soft coral <i>Alcyonium glomeratum</i> and the stalked sponge <i>Raspailia ramosa</i> amongst a hydroid turf.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral cliff face with dense brachiopods Neocrania anomala and Terebratulina retusa, the anemone Protanthea simplex and the ascidian Ciona intestinalis. Loch Duich, Highland.

Modal: Circalittoral cliff face with dense brachiopods <i>Neocrania anomala</i> and <i>Terebratulina retusa</i>, the anemone <i>Protanthea simplex</i> and the ascidian <i>Ciona intestinalis</i>.  Loch Duich, Highland.

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral cliff with Protanthea simplex, Sabella pavonina, Ciona intestinalis and Ophiothrix fragilis.

Modal: Circalittoral cliff with <i>Protanthea simplex</i>, <i>Sabella pavonina</i>,  <i>Ciona intestinalis</i> and <i>Ophiothrix fragilis</i>.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Circalittoral rock with Antedon bifida, hydroids and occasional solitary sea squirts.

Modal: Circalittoral rock with <i>Antedon bifida</i>, hydroids and occasional solitary sea squirts.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Close up of Sabellaria spinulosa mound showing worm tubes composed of cemented sand grains and shell fragments.

Modal: Close up of <i>Sabellaria spinulosa</i> mound showing worm tubes composed of cemented sand grains and shell fragments.

Photographer: Ken Collins, Copyright: Dr Ken Collins

Close up of rock face with Corallina and Himanthalia (ELR.Coff).

Modal: Close up of rock face with <i>Corallina</i> and <i>Himanthalia</i> (ELR.Coff).

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Cobbles with dense Pomatoceros species (ECR.PomByC).

Modal: Cobbles with dense <i>Pomatoceros</i> species (ECR.PomByC).

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Cross section through the LMS.BatCor biotope.

Modal: Cross section through the LMS.BatCor biotope.

Photographer: D.Mills, Copyright: Joint Nature Conservation Committee (JNCC)

Current swept bed of Zostera marina.

Modal: Current swept bed of <i>Zostera marina</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Current swept seagrass bed.

Modal: Current swept seagrass bed.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Deep water coral reef habitat dominated by Lophelia pertusa. Image provided by Dr Brian Bett, DEEPSEAS Group, Southampton Oceanography Centre. This image must not be used in any capacity without prior permission from Dr Brian Bett.

Modal: Deep water coral reef habitat dominated by <i>Lophelia pertusa</i>.  Image provided by Dr Brian Bett, DEEPSEAS Group, Southampton Oceanography Centre. This image must not be used in any capacity without prior permission from Dr Brian Bett.

Photographer: Brian Bett, Copyright: Dr Brian Bett

Dense Alcyonium and Eunicella.

Modal: Dense <i>Alcyonium</i> and <i>Eunicella</i>.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Dense Alcyonium and Eunicella.

Modal: Dense <i>Alcyonium</i> and <i>Eunicella</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand.

Modal: Dense <i>Lanice conchilega</i> and other polychaetes in tide-swept infralittoral sand.

Photographer: Bernard Picton, Copyright: Joint Nature Conservation Committee (JNCC)

Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand.

Modal: Dense <i>Lanice conchilega</i> and other polychaetes in tide-swept infralittoral sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Dense aggregations of Littorina littorea on horizontal rock (SLR.Bllit).

Modal: Dense aggregations of<i> Littorina littorea</i> on horizontal rock (SLR.Bllit).

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Dense carpet of Ascophyllum nodosum ecad mackii.

Modal: Dense carpet of <i>Ascophyllum nodosum</i> ecad <i>mackii</i>.

Photographer: Steve Knight, Copyright: Scottish Association for Marine Science (SAMS)

Dense growths of Corynactis with sponge crusts.

Modal: Dense growths of<i> Corynactis</i> with sponge crusts.

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Dense Lanice conchilega in muddy sand.

Modal: Dense<i> Lanice conchilega</i> in muddy sand.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Dense Virgularia and Sagartiogeton.

Modal: Dense<i> Virgularia</i> and <i>Sagartiogeton</i>.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Dense Virgularia and Sagartiogeton.

Modal: Dense<i> Virgularia</i> and <i>Sagartiogeton</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Diver surveying mounds of Sabellaria.

Modal: Diver surveying mounds of <i>Sabellaria</i>.

Photographer: Ken Collins, Copyright: Dr Ken Collins

Edge of a Phragmites reed bed in February, Tamar Estuary.

Modal: Edge of a <i>Phragmites</i> reed bed in February, Tamar Estuary.

Photographer: Harvey Tyler-Walters, Copyright: Dr Harvey Tyler-Walters

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Modal: Erect sponges, <i>Eunicella verrucosa</i> and <i>Pentapora foliacea </i>on slightly tide-swept moderately exposed circalittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock.

Modal: Erect sponges, <i>Eunicella verrucosa</i> and <i>Pentapora foliacea</i> on slightly tide-swept moderately exposed circalittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Modal: Erect sponges,<i> Eunicella verrucosa</i> and<i> Pentapora foliacea </i>on slightly tide-swept moderately exposed circalittoral rock

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Erect sponges, Eunicella verrucosa and Pentapora foliacea on slightly tide-swept moderately exposed circalittoral rock

Modal: Erect sponges,<i> Eunicella verrucosa</i> and<i> Pentapora foliacea </i>on slightly tide-swept moderately exposed circalittoral rock

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Exposed sublittoral fringe bedrock with Alaria esculenta, Isles of Scilly.

Modal: Exposed sublittoral fringe bedrock with <i>Alaria esculenta</i>, Isles of Scilly.

Photographer: Roger Mitchell, Copyright: Joint Nature Conservation Committee (JNCC)

Exposed sublittoral fringe bedrock with Alaria esculenta.

Modal: Exposed sublittoral fringe bedrock with <i>Alaria esculenta</i>.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Fallen chalk blocks covered in Enteromorpha.

Modal: Fallen chalk blocks covered in<i> Enteromorpha.</i>

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

Faunal and algal crusts, Echinus esculentus, sparse Alcyonium digitatum, Abietinaria abietina and other grazing-tolerant fauna on moderately exposed circalittoral rock.

Modal: Faunal and algal crusts, <i>Echinus esculentus</i>, sparse <i>Alcyonium digitatum</i>, <i>Abietinaria abietina</i> and other grazing-tolerant fauna on moderately exposed circalittoral rock.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Faunal dominated rock wall.

Modal: Faunal dominated rock wall.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock.

Modal: Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and Chorda filum submerged.

Modal: Fucoids and <i>Chorda filum</i> submerged.

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and kelps in deep eulittoral rockpools.

Modal: Fucoids and kelps in deep eulittoral rockpools.

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Fucoids and kelps in deep eulittoral rockpools.

Modal: Fucoids and kelps in deep eulittoral rockpools.

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Gaping file shell nest on mixed muddy substratum, with nest opened and Limaria hians exposed.

Modal: Gaping file shell nest on mixed muddy substratum, with nest opened and <i>Limaria hians</i> exposed.

Photographer: Sue Scott, Copyright: Sue Scott

Gravel and sand shore.

Modal: Gravel and sand shore.

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Modal: Grazed <i>Laminaria hyperborea</i> forest with coralline crusts on upper infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Modal: Grazed <i>Laminaria hyperborea</i> forest with coralline crusts on upper infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Modal: Grazed <i>Laminaria hyperborea</i> forest with coralline crusts on upper infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea park with coralline crusts on lower infralittoral rock.

Modal: Grazed <i>Laminaria hyperborea</i> park with coralline crusts on lower infralittoral rock.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Grazed Laminaria hyperborea forest with coralline crusts on upper infralittoral rock.

Modal: Grazed<i> Laminaria hyperborea</i> forest with coralline crusts on upper infralittoral rock.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Green seaweeds (Enteromorpha spp. and Cladophora spp.) in upper shore rockpools

Modal: Green seaweeds (<i>Enteromorpha</i> spp. and <i>Cladophora</i> spp.) in upper shore rockpools

Photographer: Dale Cartlidge, Copyright: Joint Nature Conservation Committee (JNCC)

Green seaweeds (Enteromorpha spp. and Cladophora spp.) in upper shore rockpools.

Modal: Green seaweeds (<i>Enteromorpha</i> spp. and <i>Cladophora</i> spp.) in upper shore rockpools.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Kelp forest exposed at low tide with rocky shore in background.

Modal: Kelp forest exposed at low tide with rocky shore in background.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

LMU.Sm e.g. Salicornia sp. pioneer saltmarsh

Modal: LMU.Sm e.g. <i>Salicornia</i> sp. pioneer saltmarsh

Photographer: Steve Morris, Copyright: Joint Nature Conservation Committee (JNCC)

Lower saltmarsh pioneer species, Spartina anglica, Salicornia spp. and Suaeda maritima.

Modal: Lower saltmarsh pioneer species, <i>Spartina anglica, Salicornia</i> spp. and <i>Suaeda maritima.</i>

Photographer: Dr Ian Powell, Copyright: Dr Ian Powell

Lower saltmarsh.

Modal: Lower saltmarsh.

Photographer: Dr Ian Powell, Copyright: Dr Ian Powell

Maerl bed in Loch Gairloch, Highland.

Modal: Maerl bed in Loch Gairloch, Highland.

Photographer: Sarah Fowler, Copyright: Joint Nature Conservation Committee (JNCC)

Overhang community at Cellar Beach, the Yealm Estuary.

Modal: Overhang community at Cellar Beach, the Yealm Estuary.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Photograph of diver with Sabellaria reef mounds in foreground, off Swanage, Dorset.

Modal: Photograph of diver with <i>Sabellaria</i> reef mounds in foreground, off Swanage, Dorset.

Photographer: Ken Collins, Copyright: Dr Ken Collins

Piddock bored rock with red algae.

Modal: Piddock bored rock with red algae.

Photographer: Rohan Holt, Copyright: Joint Nature Conservation Committee (JNCC)

Piddocks with a sparse associated fauna in upward-facing circalittoral very soft chalk or clay.

Modal: Piddocks with a sparse associated fauna in upward-facing circalittoral very soft chalk or clay.

Photographer: Roger Covey, Copyright: Joint Nature Conservation Committee (JNCC)

Pool in Pelvetia zone Corallina officinalis and coralline crusts (LR.Cor).

Modal: Pool in <i>Pelvetia</i> zone <i>Corallina officinalis</i> and coralline crusts (LR.Cor).

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Sand eel shoal over sandy seabed.

Modal: Sand eel shoal over sandy seabed.

Photographer: Francis Bunker, Copyright: Joint Nature Conservation Committee (JNCC)

Sand tolerant red algae on lower shore.

Modal: Sand tolerant red algae on lower shore.

Photographer: Kate Northen, Copyright: Joint Nature Conservation Committee (JNCC)

Seaweeds in sediment (sand or gravel)-floored eulittoral rockpools.

Modal: Seaweeds in sediment (sand or gravel)-floored eulittoral rockpools.

Photographer: Tom Mercer, Copyright: Joint Nature Conservation Committee (JNCC)

SIR.CorEle exposed at low tide.

Modal: SIR.CorEle exposed at low tide.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Small hummock of Sabellaria alveolata at Dunraven, Southerndown, south Wales.

Modal: Small hummock of <i>Sabellaria alveolata</i> at Dunraven, Southerndown, south Wales.

Photographer: Judith Oakley, Copyright: Judith Oakley

Soft mounded mud with Leptosynapta bergensis.

Modal: Soft mounded mud with <i>Leptosynapta bergensis</i>.

Photographer: David Connor, Copyright: Joint Nature Conservation Committee (JNCC)

Soft mud with Arenicola marina mounds, brittle star (Amphiura) arms and hermit crab Pagurus bernhardus in background.

Modal: Soft mud with <i>Arenicola marina</i> mounds, brittle star (<i>Amphiura</i>) arms and hermit crab <i>Pagurus bernhardus</i> in background.

Photographer: Dr Keith Hiscock, Copyright: Joint Nature Conservation Committee (JNCC)

Strandline of seawed and driftwood (LGS.Tal).

Modal: Strandline of seawed and driftwood (LGS.Tal).

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Surveying an underboulder community.

Modal: Surveying an underboulder community.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Tufts of green filamentous algae.

Modal: Tufts of green filamentous algae.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Underboulder community dominated by sponges from a rock pool habitat. Wembury, South Devon.

Modal: Underboulder community dominated by sponges from a rock pool habitat. Wembury, South Devon.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Underboulder community.

Modal: Underboulder community.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Underboulder community.

Modal: Underboulder community.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Upper shore mud with Hediste holes and tracks.

Modal: Upper shore mud with <i>Hediste</i> holes and tracks.

Photographer: Roger Covey, Copyright: Joint Nature Conservation Committee (JNCC)

Upward facing bedrock dominated by tubes of Polydora species.

Modal: Upward facing bedrock dominated by tubes of <i>Polydora</i> species.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

View across a cockle strand (biotope LMS.Pcer).

Modal: View across a cockle strand (biotope LMS.Pcer).

Photographer: Joint Nature Conservation Committee, Copyright: Joint Nature Conservation Committee (JNCC)

View across shore showing extensive kelp beds on chalk.

Modal: View across shore showing extensive kelp beds on chalk.

Photographer: David George, Copyright: Joint Nature Conservation Committee (JNCC)

View along sand and gravel shore backed by seawall (strandline debris).

Modal: View along sand and gravel shore backed by seawall (strandline debris).

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

View along sandy shore with lighthouse in background.

Modal: View along sandy shore with lighthouse in background.

Photographer: Paul Brazier, Copyright: Joint Nature Conservation Committee (JNCC)

View along shore with sea wall in background.

Modal: View along shore with sea wall in background.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

View down shore showing upper shore bedrock with Fucus distichus and green algae.

Modal: View down shore showing upper shore bedrock with<i> Fucus distichus</i> and green algae.

Photographer: Sue Scott, Copyright: Joint Nature Conservation Committee (JNCC)

View of vertical bedrock shore.

Modal: View of vertical bedrock shore.

Photographer: Jon Davies, Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock at Millport, Isle of Cumbrae.

Modal: Yellow and grey lichens on supralittoral rock at Millport, Isle of Cumbrae.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock on the Isle of Cumbrae.

Modal: Yellow and grey lichens on supralittoral rock on the Isle of Cumbrae.

Photographer: Anon., Copyright: Joint Nature Conservation Committee (JNCC)

Yellow and grey lichens on supralittoral rock.

Modal: Yellow and grey lichens on supralittoral rock.

Photographer: Roger Covey, Copyright: Joint Nature Conservation Committee (JNCC)

Yellow lichens (Caloplaca sp. and Xanthoria sp.) on supralittoral rock.

Modal: Yellow lichens (<i>Caloplaca</i> sp. and <i>Xanthoria</i> sp.) on supralittoral rock.

Photographer: Judith Oakley, Copyright: Judith Oakley

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