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Place name : Northwards of Pinnacle W of Round Island, Strangford Lough. County : Down

Date : 2003-08-01 GPS : 54.43363,-5.59127. Depth : 29.3 m. [ View map ]

Site Description : Modiolus modiolus clumps

Biotope 1 : Boulders at start of dive on shelly gravelly mud. Later, extensive Modiolus modiolus clumps in shallow water (~12m). Good clump structures, but in deeper water (20m+), more scattered with some large groups of Asterias rubens. Sandy mud substrate with large amount of dead Modiolus shell.

PORIFERA
Oscarella sp. O
Iophon hyndmani O
Amphilectus fucorum O
CNIDARIA
Halecium halecinum F
Sertularella polyzonias O
Kirchenpaueria pinnata O
Nemertesia antennina O
Nemertesia ramosa O
Rhizocaulus verticillatus F
Alcyonium digitatum O
Urticina eques O
CRUSTACEA
Homarus gammarus R
Galathea nexa R
Munida rugosa R
Pisidia longicornis O
Cancer pagurus O
Polybius depurator O
Necora puber O
MOLLUSCA
Calliostoma zizyphinum O
Buccinum undatum O
Polycera faeroensis O
Limacia clavigera R
Modiolus modiolus C
Ostrea edulis O
Pecten maximus O
Mimachlamys varia O
ECHINODERMATA
Antedon bifida O
Crossaster papposus O
Henricia oculata O
Asterias rubens F
Leptasterias muelleri O
Marthasterias glacialis R
Ophiothrix fragilis O
Ophiocomina nigra O
Echinus esculentus F
Thyone roscovita O
TUNICATA
Ascidiella aspersa O
PISCES
Ctenolabrus rupestris R
Pholis gunnellus R
Pomatoschistus pictus O
Solea solea R
RHODOPHYTA
Phycodrys rubens O

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