Marine Biodiversity Data Portal - NI

Sea beech Delesseria sanguinea [00:00:39]; Finger bryozoan Alcyonidium diaphanum [00:01:30]; Hydroids Diphasia fallax growing on Diphasia alata [00:01:53]; Football sea squirt Diazona violacea [00:02:27]; Feathery hydroid Polyplumaria flabellata [00:03:07]; Devonshire cup corals Caryophyllia smithii [00:03:17]; Pink volcano sponge Haliclona viscosa [00:03:32]; Diver and Cuckoo wrasse Labrus mixtus [00:03:43]; Cup-shaped sponge Axinella infundibuliformis [00:04:47]; Yellow bryozoan Securiflustra securifrons [00:05:52]; Fluffy bryozoan Vesicularia spinosa [00:06:14]; Yellow encrusting sponge Iophon hyndmani growing on bryozoan Cellaria fistulosa [00:06:45]; Hydroid Nemertesia ramosa [00:07:06]; Sponge Myxilla incrustans [00:07:34]; Seven armed starfish Luidia ciliaris [00:08:03]; Soft coral Alcyonium digitatum with polyps extended [00:08:46]; Common sea urchin Echinus esculentus [00:08:59]; Football sea squirt Diazona violacea [00:09:45]; Yellow branching sponges Raspailia hispida and Stelligera stuposa [00:10:17]; Bloody Henry starfish Henricia oculata [00:10:27]; Brown seaweed Dictyopteris polypodioides [00:10:58]; Red seaweed Plocamium cartilagineum [00:11:03]; Yellow hydroid Serturella gayi [00:11:14]; Spiny starfish Marthasterias glacialis [00:11:27]; Nudibranchs Acanthodoris pilosa [00:12:01]; Forest kelp Laminaria hyperborea [00:12:19].

Species list (69 species recorded):

Biotope 1 : Tide-swept boulders on mixed sediment with Alcyonium digitatum, Caryophyllia smithii & Nemertesia antennina

Biotope 2 : Kelp forest (Laminaria hyperborea) with Delesseria sanguinea and Heterosiphonia plumosa