MarLIN Gallery

Red seaweeds (Rhodophyta) gallery

<i>Phymatolithon calcareum</i> forming a maerl bed. <i>Phymatolithon calcareum</i> forming a maerl bed.  Loch Carron, West Scotland. <i>Lithothamnion corallioides</i>.  Collected from c. 10m depth. <i>Phymatolithon calcareum</i> with one <i>Lithothamnion corallioides</i> thallus (left, arrowed).  Collected from c. 5m depth at Carraroe, Co. Clare.
Laboratory specimen of <i>Anotrichium barbatum</i>. <i>Corallina officinalis</i> fronds in rockpool. <i>Delesseria sanguinea </i>individual amongst epifauna/flora. Compact <i>Corallina officinalis</i> in rock cleft.
<i>Delesseria sanguinea</i> fronds. <i>Phymatolithon calcareum</i> maerl bed from Loch Carron, Highland. <i>Lithothamnion glaciale</i> nodules amongst pebbles with the sunstar <i>Crossaster papposus</i>, Isle of Lewis. Boulders with encrusting, branched <i>Lithothamnion glaciale</i>.
Boulders with <i>Psammechinus miliaris</i> and encrusting <i>Lithothamnion glaciale</i>. <i>Palmaria palmata</i> fronds on lower eulittoral rock. <i>Catenella caespitosa</i>. Encrusting coralline alga, possibly <i>Phymatolithon lamii</i>.
Fronds of pepper dulse, <i>Osmundea pinnatifida</i>. <i>Lomentaria articulata</i>. <i>Mastocarpus stellatus</i>. <i>Polyides rotundus</i>.
<i>Odonthalia dentata</i> photographed in the Isle of Man. <i>Asparagopsis armata</i> at English Island Point. Bushy specimen of <i>Ahnfeltia plicata</i> in shallow sandy lower shore pool. Dark red <i>Chondrus crispus</i>.
A rock shelf dominated by <i>Cryptopleura ramosa</i> with <i>Laminaria</i> sp. at 20 m depth. <i>Chondrus crispus</i> <i>Mastocarpus stellatus</i> in pool. Reddish <i>Polysiphonia lanosa</i>.
<i>Porphyra</i> on sandy seabed. <i>Porphyra dioica</i>. <i>Lithophyllum incrustans</i>. <i>Drachiella spectabilis</i> showing iridescence.
<i>Rhodothamniella floridula</i> <i>Cryptopleura ramosa</i> and horse shoe worms on shallow boulders. <i>Palmaria palmata</i>. <i>Gracilaria foliifera</i>.
<i>Dilsea carnosa</i> with snakelocks anemones in background. <i>Callophyllis laciniata</i> on shallow cobbles. <i>Plocamium cartilagineum</i> <i>Phycodrys rubens</i> on a kelp stipe at 10 m depth.
<i>Drachiella spectabilis</i>. A specimen of <i>Ceramium virgatum</i> with a branch of <i>Corallina</i> to the right. Specimen of <i>Gelidium latifolium</i>. Specimen of <i>Cryptopleura ramosa</i>.
Specimen of <i>Phyllophora crispa</i>. <i>Kallymenia reniformis</i> Fresh growth of <i>Delesseria sanguinea</i> in Spring. <i>Scinaia turgida.</i>
<i>Dilsea carnosa</i>. <i>Chondria coerulescens</i>. The seaweed <i>Chondrus crispus</i>. The seaweed <i>Mastocarpus stellatus</i>.
The seaweed <i>Osmundea pinnatifida</i>. The seaweed <i>Porphyra dioica</i>. The seaweed <i>Furcellaria lumbricalis</i>, plant with fertile branches. <i>Drachiella spectabilis</i>.
Lower shore sandy pool with <i>Ahnfeltia plicata</i>. Beautiful eyelash weed <i>Calliblepharis ciliata</i> on silted bedrock. Specimen of <i>Calliblepharis ciliata</i> in dish. <i>Hypoglossum woodwardii</i> on infralittoral mixed substrata.
<i>Chondria coerulescens</i>. <i>Scinaia turgida</i>. Irish moss <i>Chondrus crispus</i> surrounded by <i>Corallina</i> and<i> Fucus serratus</i>. <i>Porphyra umbilicalis</i>.
<i>Polysiphonia lanosa</i>. Pepper dulse, <i>Osmundea pinnatifida</i>. <i>Polysiphonia lanosa</i> growing on <i>Ascophyllum nodosum</i>. Close up of <i>Corallina elongata</i>.
<i>Asparagopsis armata</i> at Wembury Point. <i>Asparagopsis armata</i> at Wembury Point. Carragheen. <i>Corallina officinalis</i> highlighting branching and segments.
<i>Jania rubens</i>. A bright pink clump of <i>Jania rubens</i>. The red seaweed <i>Jania rubens</i>. <i>Mesophyllum lichinoides</i> with hydroids.
The red seaeed <i>Mesophyllum lichinoides</i>. <i>Corallina officinalis</i> in a rockpool. <i>Chondrus crispus</i> being covered in fine particulate matter. <i>Chondrus crispus</i> in shallow murky water.
<i>Corallina officinalis</i> out of the water. Pale <i>Corallina officinalis</i> specimen. Close up view of <i>Corallina officinalis</i> in murky water. Shiny <i>Furcellaria lumbricalis</i> specimen.
<i>Lomentaria articulata</i> subjected to camera flash. <i>Lomentaria articulata</i> on an exposed rock. Small patch of <i>Lomentaria articulata</i> hanging down from an intertidal rock. <i>Mastocarpus stellatus</i> hanging, exposed at low tide.
<i>Palmaria palmata</i> near an intertidal rockpool. <i>Palmaria palmata</i> in between rockpools. <i>Palmaria palmata</i> hanging from an intertidal rock. Brown <i>Polysiphonia lanosa</i> attached to green <i>Fucus</i> and <i>Ascophyllum</i> species.
A light brown <i>Porphyra spp.</i> at low tide. A purple <i>Porphyra spp</i> on a sandy shore. <i>Porphyra spp.</i> at low tide with green algae. <i>Porphyra spp.</i> on a sandy background.
<i>Porphyra umbilicalis</i> hanging vertically on a rock face. <i>Laurencia obtusa</i> over a barnacle covered rock. Brown <i>Laurencia spp</i> at low tide on the sea shore. Close up view of <i>Lomentaria articulata</i>.
Stand of <i>Callophyllis laciniata</i> in shallow water at Outer Hope, Devon. <i>Polyidea rotundus</i> in shallow water at Outer Hope, Devon <i>Cruoria cruoriaeformis</i> encrusting <a href=http://www.marlin.ac.uk/speciesfullreview.php?speciesID=4121>maerl</a>. <i>Cruoria cruoriaeformis</i> encrusting <a href=http://www.marlin.ac.uk/speciesfullreview.php?speciesID=4121>maerl</a> (darker patches on right side of photo).
Cruoria cruoriaeformis encrusting maerl (darker patches on right side of photo).
Copyright Ignacio Barbara
Single-layer of radially-arranged thallus cells under light microscope. A close-up image of <i>Chondrus crispus</i>. <i>Asparagopsis armata</i> <i>Chondrus crispus</i>
<i>Osmundea pinnatifida</i> <i>Asparagopsis armata</i> Washed up maerl, <i>Phymatolithon calcareum</i> <i>Delesseria sanguinea</i> (Sea beech) at approx. 20m