Acanthodoris pilosa (Abildgaard in Müller, 1789)

24 May, 2009.
Eagle Rock, The Garvellachs on the west coast.
A 30 mm animal, one of two found in close proximity with 2 spawn masses, at 18 metres. Water temperature 9.5°C.
Fuji E900 in Ikelite housing, Inon CU lens and 2 x Inon D-2000 flashes.

for more information about this species go to one of the links below
OPK - Opistobranquis nudibranchs of the british isles sea slug forum