Learning Zone

Marine life information

A bivalve mollusc (Abra alba)	A bivalve mollusc (Abra nitida)	Spiny cockle (Acanthocardia aculeata)	A chiton (Acanthochitona crinita)	A bristled chiton (Acanthochitona fascicularis)
A sea slug (Acanthodoris pilosa)	Cranch's spider crab (Achaeus cranchii)	A sea spider (Achelia echinata)	Atlantic sturgeon (Acipenser sturio)	A sea slug (Acteon tornatilis)
Beadlet anemone (Actinia equina)	Strawberry anemone (Actinia fragacea)	Sandalled anemone (Actinothoe sphyrodeta)	A sea slug (Adalaria proxima)	Cloak anemone (Adamsia carciniopados)
A sponge (Adocia cinerea)	A sponge (Adreus fascicularis)	Grey sea slug (Aeolidia papillosa)	A sea slug (Aeolidiella alderi)	A sea slug (Aeolidiella sanguinea)
Queen scallop (Aequipecten opercularis)	A hydroid (Aglaophenia kirchenpaueri)	A hydroid (Aglaophenia tubulifera)	A red seaweed (Aglaothamnion diaphanum)	A red seaweed (Aglaothamnion priceanum)
Pogge (Agonus cataphractus)	A red seaweed (Ahnfeltia plicata)	Trumpet anemone (Aiptasia mutabilis)	Royal flush sea slug (Akera bullata)	Dabberlocks (Alaria esculenta)
Sea chervil (Alcyonidium diaphanum)	Dead man's fingers (Alcyonium digitatum)	Red sea fingers (Alcyonium glomeratum)	Pink sea fingers (Alcyonium hibernicum)	A dorid nudibranch (Aldisa zetlandica)
Tentacled lagoon worm (Alkmaria romijni)	Little squid (Alloteuthis media)	European common squid (Alloteuthis subulata)	Allis shad (Alosa alosa)	Twaite shad (Alosa fallax)
Pistol shrimp (Alpheus glaber)	A spoon worm (Amalosoma eddystonense)	Raitt's sand eel (Ammodytes marinus)	Lesser sand eel (Ammodytes tobianus)	An amphipod (Ampelisca brevicornis)
A bristleworm (Ampharete falcata)	Sea fan anemone (Amphianthus dohrnii)	Lancelet (Branchiostoma lanceolatum)	Small brittle star (Amphipholis squamata)	Sand burrowing brittlestar (Acrocnida brachiata)
A brittlestar (Amphiura chiajei)	A brittlestar (Amphiura filiformis)	A hermit crab (Anapagurus hyndmanni)	Wolf fish or Catfish (Anarhichas lupus)	A nudibranch (Ancula gibbosa)
A sea anemone (Anemonactis mazeli)	Snakelocks anemone (Anemonia viridis)	Common eel (Anguilla anguilla)	Thin tellin (Angulus tenuis)	Saddle oyster (Anomia ephippium)
Bearded red seaweed (Anotrichium barbatum)	Goose foot starfish (Anseropoda placenta)	Rosy feather-star (Antedon bifida)	A feather star (Antedon petasus)	Red speckled anemone (Anthopleura ballii)
Glaucus pimplet (Anthopleura thallia)	A springtail (Anurida maritima)	Black scabbardfish (Aphanopus carbo)	A bristleworm (Aphelochaeta marioni)	Sea mouse (Aphrodita aculeata)
Small-headed clingfish (Apletodon dentatus)	A sea hare (Aplysia punctata)	Common pelican's foot (Aporrhais pespelecani)	A sea anemone (Arachnanthus sarsi)	Sea lemon (Archidoris pseudoargus)
Icelandic cyprine (Arctica islandica)	Blow lug (Arenicola marina)	Greater argentine (Argentina silus)	Lagoon sandworm (Armandia cirrhosa)	Thrift (Armeria maritima)
A sea slug (Armina loveni)	Scaldfish (Arnoglossus laterna)	Sea piglet (Arrhis phyllonyx)	A sea squirt (Ascidia conchilega)	A sea squirt (Ascidia mentula)
A sea squirt (Ascidiella aspersa)	A sea squirt (Ascidiella scabra)	Knotted wrack (Ascophyllum nodosum)	Brown sea cucumber (Aslia lefevrei)	Harpoon weed (Asparagopsis armata)
A brown seaweed (Asperococcus scaber)	Red gurnard (Aspitrigla cuculus)	A bivalve mollusc (Astarte sulcata)	Common starfish (Asterias rubens)	A cushion star (Asterina gibbosa)
A cushion star (Asterina phylactica)	A brittlestar (Asteronyx loveni)	A sand star (Astropecten irregularis)	A sea slug (Atagema gibba)	Circular crab (Atelecyclus rotundatus)
Hooded shrimp (Athanas nitescens)	Fan mussel (Atrina fragilis)	Gem anemone (Aulactinia verrucosa)	Moon jellyfish (Aurelia aurita)	Imperial anemone (Capnea sanguinea)
A sponge (Axinella damicornis)	Yellow staghorn sponge (Axinella dissimilis)	A sponge (Axinella infundibuliformis)	A sponge (Axinella subdola)	Minke whale (Balaenoptera acutorostrata)
Sei whale (Balaenoptera borealis)	Blue whale (Balaenoptera musculus)	Fin whale (Balaenoptera physalus)	Scarlet and gold star coral (Balanophyllia (Balanophyllia) regia)	An acorn barnacle (Balanus crenatus)
An acorn barnacle (Balanus perforatus)	Trigger fish (Balistes capriscus)	White piddock (Barnea candida)	A crab (Bathynectes longipes)	North Atlantic octopus (Bathypolypus arcticus)
A sand hopper (Bathyporeia elegans)	A sand digger shrimp (Bathyporeia pelagica)	Deepwater sole (Bathysolea profundicola)	Garfish (Belone belone)	A comb jelly (Beroe cucumis)
Yellow-plumed sea slug (Berthella plumula)	A brown seaweed (Bifurcaria bifurcata)	Twin fan worm (Bispira volutacornis)	Needle whelk (Bittium reticulatum)	Butterfly blenny (Blennius ocellaris)
A green seaweed (Blidingia minima)	A comb jelly (Bolinopsis infundibulum)	Deeplet sea anemone (Bolocera tuediae)	A red seaweed (Bornetia secundiflora)	A colonial sea squirt (Botrylloides leachii)
A colonial sea squirt (Botrylloides violaceus)	Star ascidian (Botryllus schlosseri)	A bristleworm (Branchiomma bombyx)	Spiny mudlark (Brissopsis lyrifera)	Tusk fish (Brosme brosme)
A green seaweed (Bryopsis plumosa)	Common whelk (Buccinum undatum)	Solenette (Buglossidium luteum)	An erect bryozoan (Bugula flabellata)	A bryozoan (Bugula plumosa)
An erect bryozoan (Bugula purpurotincta)	An erect bryozoan (Bugula turbinata)	A sea slug (Cadlina laevis)	DeFolin's lagoon snail (Caecum armoricum)	Parasitic anemone (Calliactis parasitica)
A burrowing mud shrimp (Callianassa subterranea)	Eyelash weed (Calliblepharis ciliata)	Lance-shaped eyelash weed (Calliblepharis jubata)	Common dragonet (Callionymus lyra)	Painted top shell (Calliostoma zizyphinum)
Smooth venus (Callista chione)	A red seaweed (Callophyllis laciniata)	Orange sea lichen (Caloplaca marina)	A sea slug (Caloria elegans)	Chinaman's hat (Calyptraea chinensis)
Edible crab (Cancer pagurus)	Gallery worm (Capitella capitata)	Japanese skeleton shrimp (Caprella mutica)	Boar fish (Capros aper)	Common shore crab (Carcinus maenas)
Loggerhead turtle (Caretta caretta)	A brown seaweed (Carpomitra costata)	Southern cup coral (Caryophyllia inornata)	Devonshire cup coral (Caryophyllia smithii)	Latticed corklet (Cataphellia brodricii)
A red seaweed (Catenella caespitosa)	Rock cook (Centrolabrus exoletus)	Gulper shark (Centrophorus granulosus)	Leafscraper shark (Centrophorus squamosus)	Portuguese dogfish (Centroscymnus coelolepis)
Red bandfish (Cepola rubescens)	A red seaweed (Ceramium virgatum)	Common cockle (Cerastoderma edule)	Lagoon cockle (Cerastoderma glaucum)	Daisy anemone (Cereus pedunculatus)
A tube anemone (Cerianthus lloydii)	A gastropod (Cerithiopsis tubercularis)	A hermit crab (Cestopagurus timidus)	Basking shark (Cetorhinus maximus)	Spaghetti algae (Chaetomorpha linum)
Parchment worm (Chaetopterus variopedatus)	A polychaete (Chaetozone setosa)	Striped venus clam (Chamelea gallina)	Streaked gurnard (Trigloporus lastoviza)	Grey thick-lipped mullet (Chelon labrosus)
Green Turtle (Chelonia mydas)	Yarrell's blenny (Chirolophis ascanii)	Humpback scallop (Chlamys distorta)	Variegated scallop (Chlamys varia)	A red seaweed (Chondria coerulescens)
Carrageen (Chondrus crispus)	Sea lace or Dead man's rope (Chorda filum)	Compass jellyfish (Chrysaora hysoscella)	Montagu's stellate barnacle (Chthamalus montagui)	Poli's stellate barnacle (Chthamalus stellatus)
Five-bearded rockling (Ciliata mustela)	A sponge (Ciocalypta penicillus)	A sea squirt (Ciona intestinalis)	A bivalve (Circomphalus casina)	A bristleworm (Cirratulus cirratus)
A green seaweed (Cladophora battersii)	A green seaweed (Cladophora rupestris)	Banded venus (Clausinella fasciata)	Club-headed hydroid (Clava multicornis)	Light bulb sea squirt (Clavelina lepadiformis)
A hermit crab (Clibanarius erythropus)	A sponge (Cliona celata)	Atlantic herring (Clupea harengus)	Green sea fingers (Codium fragile fragile)	Velvet horn (Codium tomentosum)
Oyster thief (Colpomenia peregrina)	A gastropod (Colus islandicus)	Conger eel (Conger conger)	An encrusting bryozoan (Conopeum reticulum)	Coral weed (Corallina officinalis)
Basket shell (Corbula gibba)	A hydroid (Cordylophora caspia)	Common whitefish (Coregonus lavaretus)	A mud shrimp (Corophium lacustre)	A mud shrimp (Corophium volutator)
A hydroid (Corymorpha nutans)	Jewel anemone (Corynactis viridis)	Roundnose grenadier (Coryphaenoides rupestris)	Scarlet lady (Coryphella browni)	A sea slug (Coryphella gracilis)
A sea slug (Coryphella lineata)	Montagu's blenny (Coryphoblennius galerita)	Masked crab (Corystes cassivelaunus)	A shrimp (Crangon allmanni)	Brown shrimp (Crangon crangon)
Pacific oyster (Crassostrea gigas)	American oyster (Crassostrea virginica)	Corkwing wrasse (Crenilabrus melops)	Slipper limpet (Crepidula fornicata)	A sea slug (Crimora papillata)
Common sun star (Crossaster papposus)	A red seaweed (Cruoria cruoriaeformis)	A red seaweed (Cryptopleura ramosa)	Goldsinny (Ctenolabrus rupestris)	A sea cucumber (Cucumaria frondosa)
A sea slug (Cuthona foliata)	Lion's mane jellyfish (Cyanea capillata)	Lumpsucker (Cyclopterus lumpus)	A bryozoan (Cylindroporella tubulosa)	Rainbow wrack (Cystoseira tamariscifolia)
Kitefin shark (Dalatias licha)	Sea beech (Delesseria sanguinea)	Short-beaked common dolphin (Delphinus delphis)	Baked bean ascidian (Dendrodoa grossularia)	A sea slug (Dendronotus frondosus)
A green seaweed (Derbesia marina)	Leatherback turtle (Dermochelys coriacea)	A red seaweed (Grateloupia montagnei)	A sponge (Desmacidon fruticosum)	A sea anemone (Diadumene cincta)
A sea slug (Diaphorodoris luteocincta)	A cumacean (Diastylis rathkei)	Football sea squirt (Diazona violacea)	Bass (Dicentrarchus labrax)	A brown seaweed (Dictyopteris membranacea)
Red rags (Dilsea carnosa)	A keyhole limpet (Diodora graeca)	A hermit crab (Diogenes pugilator)	Two-spotted clingfish (Diplecogaster bimaculata)	A sea squirt (Diplosoma listerianum)
Common Skate (Dipturus batis)	Lesser gooseberry sea squirt (Distomus variolosus)	Banded wedge shell (Donax vittatus)	A sea slug (Doris sticta)	Buoy barnacle (Dosima fascicularis)
Rayed Artemis (Dosinia exoleta)	Smooth Artemis (Dosinia lupinus)	A sea slug (Doto fragilis)	A red seaweed (Drachiella spectabilis)	Sponge crab (Dromia personata)
A hydroid (Dynamena pumila)	A sponge (Dysidea fragilis)	A nut crab (Ebalia granulosa)	Bryer's nut crab (Ebalia tumefacta)	Lesser weever fish (Echiichthys vipera)
Red starfish (Echinaster (Echinaster) sepositus)	Sea potato (Echinocardium cordatum)	A pea urchin (Echinocyamus pusillus)	Edible sea urchin (Echinus esculentus)	Ivell's sea anemone (Edwardsia ivelli)
A sea anemone (Edwardsia timida)	A sea anemone (Edwardsiella carnea)	A sea mat (Electra crustulenta)	A sea mat (Electra pilosa)	Curled octopus (Eledone cirrhosa)
An acorn barnacle (Elminius modestus)	Solar-powered sea slug (Elysia viridis)	Slit limpet (Emarginula fissura)	A sea slug (Embletonia pulchra)	A sea spider (Endeis spinosa)
Common wentletrap (Epitonium clathrus)	A sea anemone (Epizoanthus couchii)	Hawksbill turtle (Eretmochelys imbricata)	Bearded seal (Erignathus barbatus)	Chinese mitten crab (Eriocheir sinensis)
A bryozoan (Escharoides coccinea)	A sponge (Esperiopsis fucorum)	A bristleworm (Eteone longa)	Northern right whale (Eubalaena glacialis)	A sea slug (Eubranchus farrani)
An encrusting bryozoan (Eucratea loricata)	A hydroid (Eudendrium arbusculum)	Green-leaf worm (Eulalia viridis)	Pink sea fan (Eunicella verrucosa)	Speckled sea louse (Eurydice pulchra)
Necklace shell (Euspira catena)	Grey gurnard (Eutrigla gurnardus)	Bean-like tellin (Fabulina fabula)	A sea slug (Facelina auriculata)	A fanworm (Ficopomatus enigmaticus)
A filigree worm (Filograna implexa)	A sea slug (Flabellina pellucida)	Hornwrack (Flustra foliacea)	Horned wrack (Fucus ceranoides)	A brown seaweed (Fucus distichus)
Toothed wrack (Fucus serratus)	Spiral wrack (Fucus spiralis)	Bladder wrack (Fucus vesiculosus)	The tall sea pen (Funiculina quadrangularis)	A red seaweed (Furcellaria lumbricalis)
Atlantic cod (Gadus morhua)	Shore rockling (Gaidropsarus mediterraneus)	A squat lobster (Galathea squamifera)	Tope shark (Galeorhinus galeus)	A sand shrimp (Gammarus chevreuxi)
Lagoon sand shrimp (Gammarus insensibilis)	A gammarid shrimp (Gammarus salinus)	Three-spined stickleback (Gasterosteus aculeatus)	A sea slug (Geitodoris planata)	Grey top shell (Gibbula cineraria)
Flat top shell (Gibbula umbilicalis)	An amphipod shrimp (Gitanopsis bispinosa)	Long-finned pilot whale (Globicephala melas)	Dog cockle (Glycymeris glycymeris)	Giant goby (Gobius cobitis)
Couch's goby (Gobius couchi)	Steven's goby (Gobius gasteveni)	Black goby (Gobius niger)	Rock goby (Gobius paganellus)	Two spotted goby (Gobiusculus flavescens)
A sipunculid worm (Golfingia vulgaris)	Angular crab (Goneplax rhomboides)	A sea slug (Goniodoris nodosa)	A red seaweed (Gracilaria multipartita)	Risso's dolphin (Grampus griseus)
Blue spot slug (Greilada elegans)	Yellow feathers (Gymnangium montagui)	A sea anemone (Halcampa chrysanthellum)	A sea anemone (Halcampoides elongatus)	Herring-bone hydroid (Halecium halecinum)
Grey seal (Halichoerus grypus)	Bowerbank's halichondria (Halichondria (Halichondria) bowerbanki)	Breadcrumb sponge (Halichondria (Halichondria) panicea)	Mermaid's Glove (Haliclona (Haliclona) oculata)	Kaleidoscope jellyfish (Haliclystus auricula)
Sea oak (Halidrys siliquosa)	Green ormer (Haliotis tuberculata)	A brown seaweed (Halopteris filicina)	A nudibranch (Hancockia uncinata)	A scale worm (Malmgreniella lunulata)
A hydroid (Hartlaubella gelatinosa)	Ragworm (Hediste diversicolor)	Blue-rayed limpet (Patella pellucida)	An encrusting sponge (Hemimycale columella)	Bloody Henry starfish (Henricia oculata)
A sea slug (Hero formosa)	A red seaweed (Heterosiphonia plumosa)	Wrinkled rock borer (Hiatella arctica)	Thongweed (Himanthalia elongata)	Thick-lipped dog whelk (Nassarius incrassatus)
Netted dog whelk (Nassarius reticulatus)	A cushion star (Hippasteria phrygiana)	Long snouted seahorse (Hippocampus guttulatus)	Short snouted seahorse (Hippocampus hippocampus)	Atlantic halibut (Hippoglossus hippoglossus)
Chameleon prawn (Hippolyte varians)	Cotton spinner (Holothuria (Panningothuria) forskali)	Common lobster (Homarus gammarus)	Weymouth carpet coral (Hoplangia durotrix)	Orange roughy (Hoplostethus atlanticus)
A sea anemone (Hormathia coronata)	An amphipod (Apohyale prevostii)	Great spider crab (Hyas araneus)	Toad crab (Hyas coarctatus)	A hydroid (Hydractinia echinata)
Laver spire shell (Hydrobia ulvae)	A sponge (Hymeniacidon perleve)	Northern bottlenose whale (Hyperoodon ampullatus)	Greater sand eel (Hyperoplus lanceolatus)	An isopod (Idotea balthica)
An isopod (Idotea emarginata)	An isopod (Idotea granulosa)	An isopod (Idotea pelagica)	Broadtail shortfin squid (Illex coindetii)	Scorpion spider crab (Inachus dorsettensis)
Leach's spider crab (Inachus phalangium)	Ginger or chocolate tiny anemone (Isozoanthus sulcatus)	Shortfin mako (Isurus oxyrinchus)	A sea slug (Janolus cristatus)	Violet snail (Janthina janthina)
A bristleworm (Janua pagenstecheri)	An amphipod (Jassa falcata)	A sea slug (Jorunna tomentosa)	Grooved top shell (Jujubinus striatus)	A hydroid (Kirchenpaueria pinnata)
Pygmy sperm whale (Kogia breviceps)	A sea cucumber (Labidoplax media)	Ballan wrasse (Labrus bergylta)	Cuckoo wrasse (Labrus mixtus)	Banded chink shell (Lacuna vincta)
Atlantic white-sided dolphin (Lagenorhynchus acutus)	White-beaked dolphin (Lagenorhynchus albirostris)	A bristleworm (Lagis koreni)	Oarweed (Laminaria digitata)	Tangle or cuvie (Laminaria hyperborea)
A kelp (Laminaria ochroleuca)	Porbeagle shark (Lamna nasus)	European river lamprey (Lampetra fluviatilis)	Foxtail stonewort (Lamprothamnium papulosum)	Sand mason (Lanice conchilega)
Seagrass sea fir (Laomedea angulata)	A bivalve mollusc (Lasaea adansoni)	Connemara clingfish (Lepadogaster candollei)	Shore clingfish (Lepadogaster lepadogaster)	Common goose barnacle (Lepas anatifera)
Kemp's Ridley turtle (Lepidochelys kempii)	Northern starfish (Leptasterias (Leptasterias) muelleri)	A chiton (Leptochiton scabridus)	A crinoid (Leptometra celtica)	A sea cucumber (Leptopentacta elongata)
Sunset cup coral (Leptopsammia pruvoti)	Sandy ray (Leucoraja circularis)	A sponge (Leucosolenia botryoides)	Black lichen (Lichina pygmaea)	Common sea slater (Ligia oceanica)
Orange-clubbed sea slug (Limacia clavigera)	Dab (Limanda limanda)	Gaping file shell (Limaria hians)	An oligochaete (Limnodrilus hoffmeisteri)	Bootlace worm (Lineus longissimus)
Arch-fronted swimming crab (Liocarcinus arcuatus)	Wrinkled swimming crab (Liocarcinus corrugatus)	Harbour crab (Liocarcinus depurator)	Flying crab (Liocarcinus holsatus)	Marbled swimming crab (Liocarcinus marmoreus)
Sea snail (Liparis liparis)	Shanny (Lipophrys pholis)	Northern stone crab (Lithodes maja)	An encrusting coralline alga (Lithophyllum incrustans)	Maerl (Lithothamnion corallioides)
Maerl (Lithothamnion glaciale)	Common periwinkle (Littorina littorea)	Common flat periwinkle (Littorina obtusata)	Rough periwinkle (Littorina saxatilis)	Long finned squid (Loligo forbesi)
Common squid (Loligo vulgaris)	A red seaweed (Lomentaria articulata)	A cold water coral (Lophelia pertusa)	Angler fish (Lophius piscatorius)	A red seaweed (Lophosiphonia reptabunda)
A stalked jellyfish (Lucernariopsis campanulata)	St John’s jellyfish (Lucernariopsis cruxmelitensis)	A bivalve mollusc (Lucinella divaricata)	Seven-armed starfish (Luidia ciliaris)	A bristleworm (Lumbrineris tetraura)
Greater eelpout (Lycodes esmarkii)	Baltic tellin (Macoma balthica)	Spider crab (Macropodia deflexa)	Slender spider crab (Macropodia tenuirostris)	Roughhead grenadier (Macrourus berglax)
A bristleworm (Magelona filiformis)	A polychaete (Magelona mirabilis)	Softhead grenadier (Malacocephalus (Malacocephalus) laevis)	A fanworm (Manayunkia aestuarina)	Pearly top shell (Margarites helicinus)
Spiny starfish (Marthasterias glacialis)	False Irish moss (Mastocarpus stellatus)	A fanworm (Megalomma vesiculosum)	Humpback whale (Megaptera novaeangliae)	An acorn barnacle (Megatrema anglicum)
Haddock (Melanogrammus aeglefinus)	Small periwinkle (Melarhaphe neritoides)	Sea mat (Membranipora membranacea)	A red seaweed (Membranoptera alata)	Hard-shell clam (Mercenaria mercenaria)
Whiting (Merlangius merlangus)	European Hake (Merluccius merluccius)	A sea anemone (Mesacmaea mitchelli)	Sowerby's beaked whale (Mesoplodon bidens)	Gervais' beaked whale (Mesoplodon europaeus)
True's beaked whale (Mesoplodon mirus)	Plumose anemone (Metridium senile)	Blue whiting (Micromesistius poutassou)	Lemon sole (Microstomus kitt)	Marbled crenella (Modiolarca tumida)
Bearded mussel (Modiolus barbatus)	Horse mussel (Modiolus modiolus)	Sunfish (Mola mola)	Sea grapes (Molgula manhattensis)	Blue ling (Molva dypterygia)
Ling (Molva molva)	A colonial sea squirt (Morchellium argus)	Striped red mullet (Mullus surmuletus)	Rugose squat lobster (Munida rugosa)	Green crenella (Musculus discors)
Sand gaper (Mya arenaria)	Blunt gaper (Mya truncata)	Bull rout (Myoxocephalus scorpius)	A bivalve mollusc (Mysella bidentata)	Common mussel (Mytilus edulis)
A fanworm (Myxicola infundibulum)	Hagfish (Myxine glutinosa)	Velvet swimming crab (Necora puber)	Starlet sea anemone (Nematostella vectensis)	Sea beard (Nemertesia antennina)
A hydroid (Nemertesia ramosa)	Slender snipe eel (Nemichthys scolopaceus)	A pseudoscorpion (Neobisium maritimum)	A brachiopod (Neocrania anomala)	An opossum shrimp (Neomysis integer)
Gravel sea cucumber (Neopentadactyla mixta)	A sipunculid worm (Nephasoma minutum)	A sipunculid worm (Nephasoma rimicola)	Norway lobster (Nephrops norvegicus)	White catworm (Nephtys cirrosa)
A catworm (Nephtys hombergii)	A catworm (Nephtys incisa)	Red whelk (Neptunea antiqua)	Worm pipefish (Nerophis lumbriciformis)	Straight-nosed pipefish (Nerophis ophidion)
Shortfin spiny eel (Notacanthus bonaparte)	Snubnosed spiny eel (Notacanthus chemnitzii)	A bristleworm (Notomastus latericeus)	Dog whelk (Nucella lapillus)	A bivalve mollusc (Nucula nitidosa)
A bivalve mollusc (Nucula sulcata)	Gangly lancer (Nymphon gracile)	A hydroid (Obelia bidentata)	A hydroid (Obelia dichotoma)	A hydroid (Obelia longissima)
Oyster drill (Ocenebra erinacea)	Parelle (Ochrolechia parella)	A sea cucumber (Ocnus planci)	Common octopus (Octopus vulgaris)	Walrus (Odobenus rosmarus)
A red seaweed (Odonthalia dentata)	Yellow skirt slug (Okenia elegans)	A sea slug (Okenia leachii)	A flatworm (Oligocladus sanguinolentus)	Celtic sea slug (Onchidella celtica)
A sea slug (Onchidoris bilamellata)	A sea slug (Onchidoris muricata)	A bristleworm (Ophelia borealis)	Black brittlestar (Ophiocomina nigra)	Crevice brittlestar (Ophiopholis aculeata)
Gravel brittlestar (Ophiopsila annulosa)	A brittlestar (Ophiopsila aranea)	Common brittlestar (Ophiothrix fragilis)	Serpent’s table brittlestar (Ophiura albida)	A brittlestar (Ophiura ophiura)
Killer whale (Orcinus orca)	A sponge (Oscarella lobularis)	Thick top shell (Osilinus lineatus)	European smelt (Osmerus eperlanus)	Pepper dulse (Osmundea pinnatifida)
Native oyster (Ostrea edulis)	A tubeworm (Owenia fusiformis)	Fireworks anemone (Pachycerianthus multiplicatus)	A marbled rock crab (Pachygrapsus marmoratus)	A sponge (Pachymatisma johnstonia)
Peacocks tail (Padina pavonica)	Hermit crab (Pagurus bernhardus)	Hairy hermit crab (Pagurus cuanensis)	Hermit crab (Pagurus prideaux)	A prawn (Palaemon elegans)
Common prawn (Palaemon serratus)	European spiny lobster (Palinurus elephas)	A sea slug (Palio nothus)	Dulse (Palmaria palmata)	Lagoon snail (Paludinella littorina)
Pink shrimp (Pandalus montagui)	Tompot blenny (Parablennius gattorugine)	Purple sea urchin (Paracentrotus lividus)	A sea cucumber (Parastichopus tremulus)	White cluster anemone (Parazoanthus anguicomus)
Yellow cluster anemone (Parazoanthus axinellae)	A cockle (Parvicardium ovale)	Black-footed limpet (Patella depressa)	China limpet (Patella ulyssiponensis)	Common limpet (Patella vulgata)
Sea gherkin (Pawsonia saxicola)	Clock face anemone (Peachia cylindrica)	Great scallop (Pecten maximus)	An amphipod (Pectenogammarus planicrurus)	Sand sole (Pegusa lascaris)
Mauve stinger (Pelagia noctiluca)	Channelled wrack (Pelvetia canaliculata)	Phosphorescent sea pen (Pennatula phosphorea)	Ross (Pentapora fascialis)	A sea squirt (Perophora japonica)
American piddock (Petricola pholadiformis)	Sea bristletail (Petrobius maritimus)	Sea lamprey (Petromyzon marinus)	Chalice sponge (Phakellia ventilabrum)	A razor shell (Phaxas pellucidus)
Olive green wart anemone (Phellia gausapata)	Lobe shell (Philine aperta)	Harp seal (Phoca groenlandica)	Ringed seal (Phoca hispida)	Common or Harbour seal (Phoca vitulina)
Harbour porpoise (Phocoena phocoena)	Common piddock (Pholas dactylus)	Butterfish (Pholis gunnellus)	A horseshoe worm (Phoronis hippocrepia)	A horseshoe worm (Phoronis muelleri)
Common reed (Phragmites australis)	Norwegian topknot (Phrynorhombus norvegicus)	A red seaweed (Phycodrys rubens)	A red seaweed (Phyllophora crispa)	Maerl (Phymatolithon calcareum)
Portuguese man o' war (Physalia physalis)	Sperm whale (Physeter macrocephalus)	Bristly crab (Pilumnus hirtellus)	Long clawed porcelain crab (Pisidia longicornis)	Flounder (Platichthys flesus)
Sea gooseberry (Pleurobrachia pileus)	A sea slug (Pleurobranchus membranaceus)	Plaice (Pleuronectes platessa)	A red seaweed (Plocamium cartilagineum)	A red seaweed (Plumaria plumosa)
Alder's necklace shell (Euspira pulchella)	Pollack (Pollachius pollachius)	Saithe (Pollachius virens)	A goose barnacle (Pollicipes pollicipes)	A sea slug (Polycera faeroensis)
A sea slug (Polycera quadrilineata)	A bristleworm (Polydora ciliata)	A red seaweed (Polyides rotundus)	A sponge (Polymastia boletiformis)	A sponge (Polymastia mamillaris)
Wreckfish or stone bass (Polyprion americanus)	A red seaweed (Polysiphonia lanosa)	A tubeworm (Pomatoceros triqueter)	Common goby (Pomatoschistus microps)	Sand goby (Pomatoschistus minutus)
Painted goby (Pomatoschistus pictus)	A cushion star (Porania (Porania) pulvillus)	Broad-clawed porcelain crab (Porcellana platycheles)	Purple laver (Porphyra umbilicalis)	Fennel pondweed (Potamogeton pectinatus)
A green seaweed (Prasiola stipitata)	Blue shark (Prionace glauca)	A flatworm (Procerodes littoralis)	Candy striped flatworm (Prostheceraeus vittatus)	Sealoch anemone (Protanthea simplex)
A bristleworm (Protula tubularia)	Green sea urchin (Psammechinus miliaris)	Turbot (Psetta maxima)	False killer whale (Pseudorca crassidens)	A red seaweed (Pterosiphonia pennata)
Common saltmarsh grass (Puccinellia maritima)	A sea spider (Pycnogonum litorale)	A bristleworm (Pygospio elegans)	Thornback ray (Raja clavata)	Small-eyed ray (Raja microocellata)
Undulate ray (Raja undulata)	Sea ivory (Ramalina siliquosa)	A nemertean worm (Ramphogordius sanguineus)	Greenland halibut (Reinhardtius hippoglossoides)	Dustbin-lid jellyfish (Rhizostoma pulmo)
A red seaweed (Rhodothamniella floridula)	A snail (Rissoa parva)	A mantis shrimp (Rissoides desmaresti)	Stout bobtail (Rossia macrosoma)	A sea slug (Rostanga rubra)
White or bottlenosed skate (Rostroraja alba)	A sea slug (Runcina coronata)	Beaked tasselweed (Ruppia maritima)	Peacock worm (Sabella pavonina)	Honeycomb worm (Sabellaria alveolata)
Ross worm (Sabellaria spinulosa)	Sugar kelp (Saccharina latissima)	Furbelows (Saccorhiza polyschides)	A sea anemone (Sagartia elegans)	Fountain anemone (Sagartiogeton laceratus)
A sea anemone (Sagartiogeton undatus)	Coral worm (Salmacina dysteri)	Atlantic salmon (Salmo salar)	Wireweed (Sargassum muticum)	A polychaete (Scalibregma inflatum)
Worm anemone (Scolanthus callimorphus)	A bristleworm (Scolelepis (Scolelepis) squamata)	A bristleworm (Scoloplos (Scoloplos) armiger)	Atlantic mackerel (Scomber scombrus)	Black scorpionfish (Scorpaena porcus)
Peppery furrow shell (Scrobicularia plana)	Small-spotted catshark (Scyliorhinus canicula)	Nurse hound (Scyliorhinus stellaris)	Ocean perch (Sebastes marinus)	Norway haddock (Sebastes viviparus)
An acorn barnacle (Semibalanus balanoides)	Elegant cuttlefish (Sepia elegans)	Common cuttlefish (Sepia officinalis)	Pink cuttlefish (Sepia orbigniana)	Common bobtail (Sepietta oweniana)
Little cuttlefish (Sepiola atlantica)	Dwarf bobtail (Sepiola rondeletii)	A tubeworm (Serpula vermicularis)	A gastropod (Simnia patula)	Purple sun star (Solaster endeca)
Sole (Solea solea)	Purple heart urchin (Spatangus purpureus)	Fifteen-spined stickleback (Spinachia spinachia)	A bristleworm (Spio filicornis)	A bristleworm (Spiophanes bombyx)
A tubeworm (Spirorbis (Spirorbis) spirorbis)	A bivalve mollusc (Spisula elliptica)	A surf clam (Spisula solida)	Atlantic surf clam (Spisula solidissima)	Black sea bream (Spondyliosoma cantharus)
Sprat (Sprattus sprattus)	Spiny dogfish (Squalus acanthias)	Angel Shark (Squatina squatina)	Striped dolphin (Stenella coeruleoalba)	A bristleworm (Sternaspis scutata)
A sea slug (Stiliger bellulus)	Orange sea grapes (Stolonica socialis)	A coastal centipede (Strigamia maritima)	Northern sea urchin (Strongylocentrotus droebachiensis)	A sea squirt (Styela clava)
A sea squirt (Styela gelatinosa)	A sponge (Suberites carnosus)	A sponge (Suberites ficus)	A sponge (Suberites massa)	Northern sea fan (Swiftia pallida)
A sponge (Sycon ciliatum)	Great pipefish (Syngnathus acus)	A sea slater (Synisoma lancifer)	A sand hopper (Talitrus saltator)	A hydroid (Tamarisca tamarisca)
A sea spider (Tanystylum conirostre)	Chequered carpet shell (Ruditapes decussatus)	Manila clam (Ruditapes philippinarum)	Long-spined sea scorpion (Taurulus bubalis)	Common tortoiseshell limpet (Testudinalia testudinalis)
A bivalve mollusc (Tellimya ferruginosa)	Lagoon sea slug (Tenellia adspersa)	Black shields (Tephromela atra)	A brachiopod (Terebratulina retusa)	Great shipworm (Teredo navalis)
Golf ball sponge (Tethya aurantium)	A spoon worm (Thalassema thalassemum)	Thumbnail crab (Thia scutellata)	A hydroid (Thieliana navis)	Leopard-spotted goby (Thorogobius ephippiatus)
A bivalve mollusc (Thracia convexa)	A bivalve mollusc (Thracia villosiuscula)	Bottle-brush hydroid (Thuiaria thuja)	Northern bluefin tuna (Thunnus thynnus)	Northern hatchet shell (Thyasira gouldi)
Oval venus (Timoclea ovata)	Lesser flying squid (Todaropsis eblanae)	Bird's nest stonewort (Tolypella nidifica)	A chiton (Tonicella marmorea)	Marbled electric ray (Torpedo (Torpedo) marmorata)
Electric ray (Torpedo (Tetronarce) nobiliana)	Horse mackerel (or scad) (Trachurus trachurus)	A sea slug (Trapania maculata)	A sea slug (Trapania pallida)	Pheasant shell (Tricolia pullus)
A bivalve mollusc (Tridonta montagui)	Black faced blenny (Tripterygion delaisi)	Norway pout (Trisopterus esmarkii)	Bib or Pouting (Trisopterus luscus)	Poor cod (Trisopterus minutus)
A sea slug (Tritonia hombergi)	A sea slug (Tritonia nilsodhneri)	Arctic cowrie (Trivia arctica)	Spotted cowrie (Trivia monacha)	Looping snail (Truncatella subcylindrica)
A sludge-worm (Tubifex tubifex)	A sludge-worm (Tubificoides benedii)	Football jersey worm (Tubulanus annulatus)	Oaten pipes hydroid (Tubularia indivisa)	Orange peel bryozoan (Turbicellepora magnicostata)
An auger shell (Turritella communis)	Bottle-nosed dolphin (Tursiops truncatus)	Gut weed (Ulva intestinalis)	Sea lettuce (Ulva lactuca)	A green seaweed (Ulva linza)
An encrusting bryozoan (Umbonula littoralis)	Wakame (Undaria pinnatifida)	American oyster drill (Urosalpinx cinerea)	A green seaweed (Urospora wormskioldii)	Dahlia anemone (Urticina felina)
By-the-wind-sailor (Velella velella)	Velvet shell (Velutina velutina)	Pullet carpet shell (Venerupis senegalensis)	Warty venus (Venus verrucosa)	Tar lichen (Verrucaria maura)
A lichen (Verrucaria mucosa)	Trembling sea mat (Victorella pavida)	Slender sea pen (Virgularia mirabilis)	Montagu's crab (Xantho hydrophilus)	Risso's crab (Xantho pilipes)
Common orange lichen (Xanthoria parietina)	Penny weed (Zanardinia typus)	Topknot (Zeugopterus punctatus)	John dory (Zeus faber)	Cuvier's beaked whale (Ziphius cavirostris)
Common eelgrass (Zostera marina)	Dwarf eelgrass (Zostera noltii)	Razorbill (Alca torda)	A sea slug (Facelina bostoniensis)	Red-throated diver (Gavia stellata)
An amphipod (Hyperia galba)	Herring gull (Larus argentatus)	Great black-backed gull (Larus marinus)	A sea slater (Lekanesphaera rugicauda)	An amphipod (Leucothoe spinicarpa)
Common scoter (Melanitta nigra)	Snakelocks shrimp (Periclimenes sagittifer)	European shag (Phalacrocorax aristotelis)	Manx shearwater (Puffinus puffinus)	A sea squirt (Pyura microcosmus)
Black-legged kittiwake (Rissa tridactyla)	Whiteweed (Sertularia cupressina)	Common guillemot (Uria aalge)	An amphipod (Allomelita pellucida)	An acorn barnacle (Balanus balanus)
An erect bryozoan (Bugula neritina)	A sea squirt (Corella eumyota)	Orange-striped anemone (Haliplanella lineata)	A sea cucumber (Labidoplax digitata)	Common spider crab (Maja brachydactyla)
Henslow's swimming crab (Polybius henslowii)	Veined rapa whelk (Rapana venosa)	Wart Barnacle (Verruca stroemia)	Viviparous eelpout (Zoarces viviparus)	An amphipod (Amphitholina cuniculus)
Blue jellyfish (Cyanea lamarckii)	A colonial sea squirt (Didemnum vexillum)	A tanaid (Leptognathia paramanca)	Crab hacker barnacle (Sacculina carcini)	Sandwich tern (Sterna sandvicensis)
Baltic stonewort (Chara baltica)	Bearded stonewort (Chara canescens)	Common sea slater (Ligia oceanica)	Shortfin spiny eel (Notacanthus bonaparte)	Common reed (Phragmites australis)
Fennel pondweed (Potamogeton pectinatus)	Common saltmarsh grass (Puccinellia maritima)	A stalked barnacle (Scalpellum scalpellum)	Pink cuttlefish (Sepia orbigniana)	A sea slater (Sphaeroma serratum)
Bird's nest stonewort (Tolypella nidifica)	A scale worm (Harmothoe lunulata)	A barnacle (Solidobalanus fallax)	Heart cockle (Glossus humanus)	Ross (Smittina landsborovii)
A squat lobster (Galathea intermedia)	Lesser pipefish (Syngnathus rostellatus)