Tritonia plebeia Johnston, 1828

3 July, 2012.
Black Carr, St. Abbs on the east coast.
10 mm animal on spawn at 16 metres. Water temperature 12° C.
Sony NEX-5 in Nauticam housing, 18-55mm lens, SubSee +10 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