Hermaea bifida (Montagu, 1815)

15 May, 2005.
Kenmore Point, Loch Fyne on the west coast. This single animal was found, with difficulty, among the hair algae on a boulder at 10 metres in 10°C water. Approx. size was 12 mm.
Olympus 5050 camera in PT-015 housing with DML-2 CU lens and Inon D-2000 flashes.

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