MBDP-NI: Site details E of Castle Head, Rathlin Island.

Priority species

E of Castle Head, Rathlin Island.

Survey number: 550 Event number: 19850625/02 Date: 1985-06-25 GPS: 55.30733,-6.18550 [ View map ]

Site Description: Steep boulder slope below a plateau with kelp on top. Slope not particulary rich. Lower limit of kelp 24m.

Species list (47 species recorded):

PORIFERA
Aplysilla rosea
Aplysilla sulfurea
Pachymatisma johnstonia
Hymedesmia sp.
CNIDARIA
Tubularia indivisa
Halecium halecinum
Halopteris catharina
Nemertesia antennina
Nemertesia ramosa
Alcyonium digitatum
Actinothoe sphyrodeta
Caryophyllia smithii
ANNELIDA
Pomatoceros triqueter
Protula tubularia
Spirorbis sp.
CRUSTACEA
Balanus crenatus
Galathea squamifera
Pisidia longicornis
MOLLUSCA
Calliostoma zizyphinum
Cadlina laevis
Eledone cirrhosa
BRYOZOA
Bicellariella ciliata
Parasmittina trispinosa
ECHINODERMATA
Luidia ciliaris
Porania pulvillus
Henricia oculata
Asterias rubens
Marthasterias glacialis
Echinus esculentus
TUNICATA
Perophora listeri
Corella parallelogramma
Ascidiella aspersa
Ascidiella scabra
Ascidia conchilega
Ascidia mentula
Polycarpa pomaria
Dendrodoa grossularia
Pyura tessellata
RHODOPHYTA
Lithophyllum sp.
Phyllophora crispa
Schottera nicaeensis
Lomentaria orcadensis
Delesseria sanguinea
Hypoglossum hypoglossoides
Brongniartella byssoides
CHROMOPHYTA
Laminaria hyperborea
CHLOROPHYTA
Bryopsis plumosa

No biotope record.

PORIFERA
Aplysilla rosea P
Aplysilla sulfurea P
Pachymatisma johnstonia P
Hymedesmia sp. P
CNIDARIA
Tubularia indivisa P
Halecium halecinum P
Halopteris catharina P
Nemertesia antennina P
Nemertesia ramosa P
Alcyonium digitatum P
Actinothoe sphyrodeta P
Caryophyllia smithii P
ANNELIDA
Pomatoceros triqueter P
Protula tubularia P
Spirorbis sp. P
CRUSTACEA
Balanus crenatus P
Galathea squamifera P
Pisidia longicornis P
MOLLUSCA
Calliostoma zizyphinum P
Cadlina laevis P
Eledone cirrhosa P
BRYOZOA
Bicellariella ciliata P
Parasmittina trispinosa P
ECHINODERMATA
Luidia ciliaris P
Porania pulvillus P
Henricia oculata P
Asterias rubens P
Marthasterias glacialis P
Echinus esculentus P
TUNICATA
Perophora listeri P
Corella parallelogramma P
Ascidiella aspersa P
Ascidiella scabra P
Ascidia conchilega P
Ascidia mentula P
Polycarpa pomaria P
Dendrodoa grossularia P
Pyura tessellata P
RHODOPHYTA
Lithophyllum sp. P
Phyllophora crispa P
Schottera nicaeensis P
Lomentaria orcadensis P
Delesseria sanguinea P
Hypoglossum hypoglossoides P
Brongniartella byssoides P
CHROMOPHYTA
Laminaria hyperborea P
CHLOROPHYTA
Bryopsis plumosa P