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

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