BIOTIC

Mollusca
Mollusca
Abra alba (White furrow shell)	Abra nitida (A bivalve mollusc)	Abra prismatica (A bivalve mollusc)	Abra tenuis (A bivalve mollusc)	Acanthocardia echinata (Prickly cockle)
Acanthocardia tuberculata (A cockle)	Acteon tornatilis (A sea slug)	Aequipecten opercularis (Queen scallop)	Anomia ephippium (Saddle oyster)	Antalis entalis (A scaphopod)
Aporrhais pespelecani (Pelicans foot)	Aporrhais serresianus (A gastropod)	Arctica islandica (Icelandic cyprine)	Astarte sulcata (A bivalve mollusc)	Atrina fragilis (Fan mussel)
Azorinus chamasolen (A bivalve mollusc)	Bathyarca pectunculoides (Comb bathyark)	Buccinum undatum (Common whelk)	Caecum armoricum (DeFolin's lagoon snail)	Capulus ungaricus (Fools capsnail)
Cerastoderma edule (Common cockle)	Cerastoderma glaucum (Lagoon cockle)	Chamelea gallina (Striped venus clam)	Chlamys distorta (Humpback scallop)	Chlamys varia (Variegated scallop)
Circomphalus casina (A bivalve mollusc)	Cochlodesma praetenue (A bivalve mollusc)	Colus gracilis (A gastropod mollusc)	Corbula gibba (Basket shell)	Crenella decussata (Cross-sculpture crenella)
Crepidula fornicata (Slipper limpet)	Cylichna cylindracea (A gastropod mollusc)	Devonia perrieri (A bivalve mollusc)	Donax vittatus (Banded wedge-shell)	Dosinia exoleta (Rayed artemis)
Dosinia lupinus (Smooth artemis)	Ennucula tenuis (A bivalve mollusc)	Ensis ensis (A razor shell)	Ensis spp. (Razor shell)	Eulima bilineata (A gastropod mollusc)
Facelina bostoniensis (Boston facelina)	Gari fervensis (A bivalve mollusc)	Gari spp. (A bivalve mollusc)	Glycymeris glycymeris (Dog cockle)	Goodallia triangularis (A bivalve mollusc)
Gouldia minima (A bivalve mollusc)	Hanleya hanleyi (Hanleys chiton)	Helcion pellucidum (Blue-rayed limpet)	Hiatella arctica (Wrinkled rockborer)	Hydrobia ulvae (Laver spire shell)
Kellia suborbicularis (A bivalve mollusc)	Lacuna vincta (Banded chink shell)	Laevicardium crassum (A bivalve mollusc)	Leptochiton asellus (A chiton)	Lepton squamosum (A bivalve mollusc)
Limatula subauriculata (A bivalve mollusc)	Littorina littorea (Common periwinkle)	Littorina saxatilis (Rough periwinkle)	Lucinoma borealis (A bivalve mollusc)	Macoma balthica (Baltic tellin)
Mactra stultorum (A bivalve mollusc)	Margarites helicinus (Pearly top shell)	Melanella alba (A gastropod mollusc)	Modiolus barbatus (Bearded mussel)	Modiolus modiolus (Horse mussel)
Montacuta ferruginosa (A bivalve mollusc)	Montacuta substriata (A bivalve mollusc)	Musculus discors (Discordant mussel)	Musculus niger (Black mussel)	Mya arenaria (Sand gaper)
Mya truncata (Blunt gaper)	Myrtea spinifera (A bivalve mollusc)	Mysella bidentata (A bivalve mollusc)	Mysia undata (A sand shell)	Mytilus edulis (Common mussel)
Neptunea antiqua (Red whelk)	Nucella lapillus (Dog whelk)	Nucula nitidosa (Bivalve mollusc)	Nucula spp. (A bivalve mollusc)	Nuculana minuta (Minute nutclam)
Oenopota turricula (Turriculate lora)	Onchidoris bilamellata (Barnacle-eating onchidoris)	Onchidoris muricata (A sea slug)	Osilinus lineatus (Thick top shell)	Ostrea edulis (Native oyster)
Palliolum striatum (Striate scallop)	Paludinella litorina (Lagoon snail)	Panomya arctica (Arctic roughmya)	Paphia rhomboides (Flamed clam)	Parvicardium exiguum (A cockle)
Parvicardium minimum (A cockle)	Parvicardium ovale (A cockle)	Parvicardium scabrum (A cockle)	Patella ulyssiponensis (China limpet)	Patella vulgata (Common limpet)
Pecten maximus (Great scallop)	Phaxas pellucidus (Razor shell)	Philine aperta (Lobe shell)	Philine catena (Lobe shell)	Philine scabra (Lobe shell)
Pholas dactylus (Common piddock)	Pleurobranchus membranaceus (A sea slug)	Polinices spp. (A neckless shell)	Pseudamussium septemradiatum (Seven rayed scallop)	Pulsellum spp. (A scaphopod)
Puncturella noachina (Diluvian puncturella)	Saxicavella jeffreysi (Folded rock borer)	Scaphander lignarius (Woody Canoe-bubble)	Scaphander spp. (A gastropod mollusc)	Solen marginatus (Grooved razor shell)
Sphenia binghami (Small gaper)	Spisula elliptica (Elliptic trough shell)	Spisula solida (Thick trough shell)	Spisula subtruncata (Cut trough shell)	Tellina (Moerella) pygmaeus (A tellin)
Tellina fabula (Bean-like tellin)	Tellina tenuis (Thin tellin)	Tenellia adspersa (Lagoon sea slug)	Thracia villosiuscula (A bivalve mollusc)	Thyasira flexuosa (Wavy hatchet shell)
Thyasira gouldi (Northern hatchet shell)	Thyasira spp. (A hatchet shell)	Timoclea ovata (Oval venus)	Trichotropis borealis (Boreal hairysnail)	Tritonia hombergi (A sea slug)
Trophonopsis muricatus (A gastropod mollusc)	Truncatella subcylindrica (Looping snail)	Turbonilla (Pyrgiscus) crenata (A gastropod mollusc)	Turritella communis (An auger shell)	Velutina velutina (Velvet shell)
Venerupis senegalensis (Pullet carpet shell)	Vitreolina philippi (A gastropod mollusc)