Jorunna tomentosa (Cuvier, 1804)

4 March, 2012.
7 Step Reef, Loch Creran on the west coast.
45 mm animal at 7 metres. Water temperature 7.5° C.
Sony NEX-5 in Nauticam housing, 18-55mm lens with Subsea + 5 dioptre 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