Antiopella cristata (delle Chiaje, 1841)

01 June, 2003.
Siccar Reef near Dunbar on the east coast.
Water temperature 9deg C.This animal, approx.40mm long, was found at 22metres. 5 other animals were seen ranging in size from 15mm up to 40mm at depths from 22 to 14 metres at the east end of the reef.
Olympus C-2020 digital camera in PT-010 housing.

for more information about this species go to one of the links below
OPK - Opistobranquis

 nudibranchs of the british isles sea slug forum