Trinchesia caerulea (Montagu, 1804)

4 April, 2010.
South Gortein, Loch Fyne on the west coast.
15 mm animal found with several others and spawn at 20 metres.
Water temperature 7° C.
Fuji E900 in Ikelite housing, 2 x Inon CU lenses and Inon D-2000 flash.

for more information about this species go to one of the links below
scottish nudibranchs

 nudibranchs of the british isles sea slug forum