Marine Biodiversity Data Portal - NI

The Dutchman, Rathlin Island.

Survey number: 555 Event number: 19850502/21 Date: 1985-05-02 GPS: 55.29300,-6.19900. Depth: 3.5 to 0.2 m. [ View map ]

Site Description: The site consists of a creviced limestone platform at the foot of a limestone cliff. The supralittoral holds large limestone blocks, while the platform becomes fractured and separated at the mid-tide level. Below this level, the platform gives way to large limestone blocks, limestone outcrops and smooth rounded igneous boulders on the lower shore. The narrow intertidal region was dominated by fucoids and green algae.

No images for site.

Species list (121 species recorded)

PORIFERA OLIGOCHAETA sp. MOLLUSCA Membranipora membranacea Schmitziella endophloea Polysiphonia sp. Himanthalia elongata
Grantia compressa CRUSTACEA Margarites (Margarites) helicinus Callopora lineata Gelidium sp. Polysiphonia stricta CHLOROPHYTA
Halichondria panicea Chthamalus stellatus Testudinalia testudinalis Celleporella hyalina Gelidium pusillum CHROMOPHYTA Monostroma grevillei
Hymeniacidon perleve Semibalanus balanoides Patella (Patella) ulyssiponensis Umbonula littoralis Palmaria palmata Ectocarpus fasciculatus Monostroma oxyspermum
CNIDARIA Apherusa jurinei Patella (Patella) vulgata ECHINODERMATA Rhodothamniella floridula Hincksia hincksiae Ulothrix flacca
Haliclystus auricula Gammarellus angulosus Patella pellucida Ophiothrix fragilis Corallina officinalis Laminariocolax tomentosoides Ulothrix subflaccida
Coryne muscoides Stenothoe monoculoides Lacuna (Lacuna) pallidula Amphipholis squamata Lithothamnion glaciale Spongonema tomentosum Ulothrix speciosa
Kirchenpaueria pinnata Hyale prevostii Littorina (Neritrema) mariae TUNICATA Melobesia membranacea Lithodermataceae sp. Urospora penicilliformis
Actinia equina Hyale pontica Littorina (Neritrema) neglecta Sidnyum turbinatum Phymatolithon lenormandii Chilionema reptans Blidingia sp.
ANNELIDA Orchestia gammarellus Littorina (Neritrema) obtusata Trididemnum tenerum Titanoderma pustulatum Ralfsia sp. Blidingia minima
Eulalia sp. Amphitholina cuniculus Melarhaphe neritoides Botryllus schlosseri Catenella caespitosa Ralfsia verrucosa Enteromorpha compressa
Eulalia viridis Amphithoe rubricata Skeneopsis planorbis Botrylloides leachi Cystoclonium purpureum Scytosiphon lomentaria Enteromorpha intestinalis
Nereis pelagica Jassa falcata Nucella lapillus PISCES Dumontia contorta Cladostephus spongiosus Enteromorpha linza
Capitellidae sp. Parajassa pelagica Mytilus edulis Lipophrys pholis Chondrus crispus Sphacelaria fusca Enteromorpha prolifera
Amphiglena mediterranea Idotea baltica Musculus discors RHODOPHYTA Mastocarpus stellatus Alaria esculenta Cladophora rupestris
Fabricia sabella Idotea granulosa Turtonia minuta Bangia atropurpurea Phyllophora pseudoceranoides Laminaria digitata Cladophora sericea
Hydroides norvegica Idotea pelagica BRYOZOA Porphyra insolita Ceramium sp. Laminaria saccharina Bryopsis plumosa
Spirorbis spirorbis Tanais dulongii Crisia denticulata Porphyra linearis Cryptopleura ramosa Fucus serratus Codium sp.
Spirorbis tridentatus Carcinus maenas Alcyonidium gelatinosum Acrochaetium secundata Osmundea pinnatifida Fucus spiralis Codium atlanticum

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