MBDP-NI: Site details NW of Derginan Point, Rathlin Is.

Priority species

NW of Derginan Point, Rathlin Is.

Survey number: 550 Event number: 19830609/02 Date: 1983-06-09 GPS: 55.30600,-6.27400. Depth: -25.0 to -26.0 m. [ View map ]

Site Description: Boulder slope at the top of cliff with thin kelp forest and dense cover of red algae particulary Delesseria.

Species list (68 species recorded):

PORIFERA
Sycon ciliatum
Halisarca dujardinii
Dysidea fragilis
Pachymatisma johnstonia
Axinella infundibuliformis
Raspailia hispida
Stelligera montagui
Polymastia boletiformis
Tethya citrina
Iophon hyndmani
Hemimycale columella
Myxilla fimbriata
Halichondria bowerbanki
Suberites carnosus
Haliclona sp.
Haliclona urceolus
Haliclona viscosa
CNIDARIA
Eudendrium sp.
Eudendrium arbuscula
Halecium halecinum
Abietinaria abietina
Hydrallmania falcata
Sertularella gayi
Halopteris catharina
Nemertesia antennina
Aglaophenia tubulifera
Rhizocaulus verticillatus
Alcyonium digitatum
Parazoanthus anguicomus
Urticina felina
Actinothoe sphyrodeta
Caryophyllia smithii
ANNELIDA
Pomatoceros triqueter
Serpula vermicularis
Filograna implexa
CRUSTACEA
Galathea strigosa
MOLLUSCA
Calliostoma zizyphinum
Tritonia hombergii
Diaphorodoris luteocincta
Pododesmus patelliformis
BRYOZOA
Crisia eburnea
Alcyonidium diaphanum
Flustra foliacea
Securiflustra securifrons
Bicellariella ciliata
Cellaria sinuosa
Parasmittina trispinosa
Omalosecosa ramulosa
ECHINODERMATA
Antedon bifida
Henricia oculata
Asterias rubens
Ophiothrix fragilis
Echinus esculentus
TUNICATA
Polyclinum aurantium
Synoicum pulmonaria
Sidnyum sp.
Sidnyum turbinatum
Aplidium nordmanni
Didemnum sp.
Ascidia mentula
Polycarpa pomaria
Polycarpa scuba
Botryllus schlosseri
RHODOPHYTA
Lithophyllum sp.
Schottera nicaeensis
Rhodymenia pseudopalmata
Delesseria sanguinea
Brongniartella byssoides

No biotope record.

PORIFERA
Sycon ciliatum P
Halisarca dujardinii P
Dysidea fragilis P
Pachymatisma johnstonia P
Axinella infundibuliformis P
Raspailia hispida P
Stelligera montagui P
Polymastia boletiformis P
Tethya citrina P
Iophon hyndmani P
Hemimycale columella P
Myxilla fimbriata P
Halichondria bowerbanki P
Suberites carnosus P
Haliclona sp. P
Haliclona urceolus P
Haliclona viscosa P
CNIDARIA
Eudendrium sp. P
Eudendrium arbuscula P
Halecium halecinum P
Abietinaria abietina P
Hydrallmania falcata P
Sertularella gayi P
Halopteris catharina P
Nemertesia antennina P
Aglaophenia tubulifera P
Rhizocaulus verticillatus P
Alcyonium digitatum P
Parazoanthus anguicomus P
Urticina felina P
Actinothoe sphyrodeta P
Caryophyllia smithii P
ANNELIDA
Pomatoceros triqueter P
Serpula vermicularis P
Filograna implexa P
CRUSTACEA
Galathea strigosa P
MOLLUSCA
Calliostoma zizyphinum P
Tritonia hombergii P
Diaphorodoris luteocincta P
Pododesmus patelliformis P
BRYOZOA
Crisia eburnea P
Alcyonidium diaphanum P
Flustra foliacea P
Securiflustra securifrons P
Bicellariella ciliata P
Cellaria sinuosa P
Parasmittina trispinosa P
Omalosecosa ramulosa P
ECHINODERMATA
Antedon bifida P
Henricia oculata P
Asterias rubens P
Ophiothrix fragilis P
Echinus esculentus P
TUNICATA
Polyclinum aurantium P
Synoicum pulmonaria P
Sidnyum sp. P
Sidnyum turbinatum P
Aplidium nordmanni P
Didemnum sp. P
Ascidia mentula P
Polycarpa pomaria P
Polycarpa scuba P
Botryllus schlosseri P
RHODOPHYTA
Lithophyllum sp. P
Schottera nicaeensis P
Rhodymenia pseudopalmata P
Delesseria sanguinea P
Brongniartella byssoides P