Marine Biodiversity Data Portal - NI

Healthy horse mussel bed (Modiolus modiolus) with variegated scallop (Mimachlamys varia), sea cucumbers (Thyone roscovita), brittlestars (Ophiothrix fragilis and Ophiocomina nigra) and feather stars (Antedon bifida); [00:01:34] queen scallop (Aequipecten opercularis) covered in the sponge Mycale cf. contareni and sea cucumbers (Thyone roscovita); [00:02:05] common starfish (Asterias rubens); [00:02:35] wrinkled swimming crab (Liocarcinus corrugatus) and sea cucumber (Thyone roscovita); [00:04:09] queen scallop (Aequipecten opercularis) with the encrusting sponge (Suberites ficus); [00:04:48] common sunstar (Crossaster papposus) with the queen scallop (Aequipecten opercularis); [00:11:30] large clump of variegated scallop (Mimachlamys varia) with brittlestars (Ophiothrix fragilis) and feather stars (Antedon bifida); [00:11:42] edible crab (Cancer pagurus); [00:12:01] the sponge Myxilla incrustans and the white variety of the painted topshell (Calliostoma ziziphynum); [00:12:52] horseman anemone (Urticina eques); [00:13:25] the sponge Mycale rotalis growing on the ascidian Ascidia mentula; [00:19:13] large clump of variegated scallop (Mimachlamys varia) with the brittlestar (Ophiothrix fragilis); [00:19:30] clump of horse mussels (Modiolus modiolus) and brittlestars (Ophiothrix fragilis and Ophiocomina nigra); [00:20:37] close up of horse mussel (Modiolus modiolus), blue mussel (Mytilus edulis) and native oyster (Ostrea edulis); [00:21:59] soft coral (Alcyonium digitatum) and the boring sponge (Cliona celata); [00:23:04] bloody henry starfish (Henricia oculata), the sponges Myxilla cf. rosacea and Mycale rotalis and the bryozoan Scrupocellaria sp.

Species list (42 species recorded):

Biotope 1 : Continuous live Modiolus modiolus clumps with Mimachlamys varia (as Chlamys varia). Patches of mud.

PORIFERA
Oscarella sp. R
Tethya citrina O
Mycale sp. O
Mycale subclavata F
Myxilla sp. O
Myxilla incrustans O
Suberites ficus O
CNIDARIA
Sertularella polyzonias O
Kirchenpaueria pinnata O
Obelia dichotoma C
Alcyonium digitatum O
Urticina eques O
ANNELIDA
Terebellidae sp. O
Serpula vermicularis F
CRUSTACEA
Pagurus bernhardus O
Inachus dorsettensis O
Inachus phalangium O
Macropodia rostrata O
Cancer pagurus F
Polybius corrugatus F
MOLLUSCA
Calliostoma zizyphinum O
Ocenebra erinacea O
Buccinum undatum O
Mytilus edulis O
Modiolus modiolus A
Ostrea (Ostrea) edulis O
Pecten maximus O
Aequipecten opercularis F
Mimachlamys varia A
BRYOZOA
Alcyonidium diaphanum O
ECHINODERMATA
Antedon bifida C
Crossaster papposus O
Henricia oculata O
Asterias rubens O
Leptasterias muelleri O
Ophiothrix fragilis C
Ophiocomina nigra F
Echinus esculentus O
Thyone fusus F
Thyone roscovita C
TUNICATA
Ciona intestinalis R
Ascidiella aspersa F