Marine Biodiversity Data Portal - NI

The Dutchman, Rathlin Island.

[Site list for year 1985]

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

No biotope record.

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

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