MBDP-NI: Octopus Alley, Church Bay, Rathlin Island

Place name : Octopus Alley, Church Bay, Rathlin Island. County : Antrim

Date : 2025-05-21 GPS : 55.27463,-6.22467. Depth : -25.0 to -30.0 m. [ View map ]

Site Description : Circalittoral tide-swept mixed sediment (coarse sand, gravel, cobbles) with boulders on flat seabed.

Yellow hydroid, Sertularella gayi, [00:01:47]; Hydroid, Diphasia margareta, [00:02:01]; Hornwrack, Flustra foliacea, [00:02:28]; Long clawed squat lobster, Munida rugosa, [00:05:55]; Long-legged spider crab, Inachus sp., [00:06:20]

Species list (29 species recorded):

Biotope 1 : Circalittoral mixed sediment.

PORIFERA
Cliona celata R
CNIDARIA
Tubularia indivisa R
Abietinaria abietina R
Diphasia margareta F
Sertularella gayi R
Nemertesia antennina F
Nemertesia ramosa F
Aglaophenia tubulifera O
Caryophyllia smithii F
CRUSTACEA
Dyopedos sp. P
Eualus sp. P
Anapagurus sp. R
Anapagurus hyndmanni P
Galathea intermedia P
Munida rugosa R
Ebalia tuberosa R
Hyas coarctatus P
Inachus sp. R
MOLLUSCA
Doto fragilis P
Doto lemchei P
Doto pinnatifida P
Facelina auriculata P
BRYOZOA
Crisia denticulata C
Flustra foliacea C
Securiflustra securifrons O
Cellaria sinuosa P
Pentapora foliacea R
ECHINODERMATA
Crossaster papposus P
RHODOPHYTA
Stenogramma interruptum F

Marine Biodiversity Data Portal - NI