Doto fragilis (Forbes, 1838)

5 October, 2008.
Lephinchapel, Loch Fyne on the west coast.
6 mm animal at 15 metres. Water temperature 12.5° C.
Fuji E900 in Ikelite housing, 3 x 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