Invertebrates - marine in United Kingdom
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Masked crab (Corystes cassivelaunus)
The masked crab (also known as the sand crab) has an elongated carapace, which is reddish brown to…
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Native oyster (Ostrea edulis)
The native oyster is a bivalve mollusc, which means ‘two shells’, and is rough, scaly and…
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Peacock worm (Sabella pavonina)
The peacock worm (also known as the fan worm) lives in a tough, membranous tube, which is covered…
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Peppery furrow shell (Scrobicularia plana)
The peppery furrow shell (Scrobicularia plana) is a bivalve mollusc with a thin, flattened, rounded…
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Pink sea fan (Eunicella verrucosa)
Pink sea fans (Eunicella verrucosa) are formed from a colony of tiny polyps; they may be a deep pink…
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Razor shell (Ensis ensis)
This razor shell (Ensis ensis) is a common, burrowing mollusc, which has an elongated fragile and…
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Sand hopper (Talitrus saltator)
Sand-hoppers are so called because of their ability to leap when disturbed; they do so by tucking in…
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Sea gooseberry (Pleurobrachia pileus)
Members of the phylum Ctenophora are known as sea-gooseberries or comb-jellies, and are startlingly…
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Sea lemon (Archidoris pseudoargus)
The sea lemon, Archidoris pseudoargus (also known as Archidoris tuberculata in much of Europe) is a…
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Sea potato (Echinocardium cordatum)
Information on the sea potato is currently being researched and written and will appear here shortly…
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Sea slater (Ligia oceanica)
The common sea slater is a sea-shore relative of woodlice that can grow up to 3 cm in length . It…
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Sea-fan anemone (Amphianthus dohrnii)
This small anemone is pink, orange, red or buff-coloured with streaks of white , and has up to…
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Sea-spider (Nymphon gracile)
The sea-spiders, or pycogonids, are an unusual group of marine arthropods, which are completely…
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Star ascidian (Botryllus schlosseri)
The star ascidian is a colonial sea-squirt . The individual members of the colony (known as zooids)…
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Starlet sea anemone (Nematostella vectensis)
This greyish-white anemone has a bulbous central section with a contracting column that enables it…
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