Doto maculata (Montagu, 1804)

20 April, 2006.
South Gortein Reef, Loch Fyne on the west coast. 
On the reef at 18 metres in 7°C water, an 6 mm long animal photographed later in the lab.
Fuji 810 in Ikelite housing with 2 x DML-2 CU and 2 x Inon D-2000 flashes.

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