Doris pseudoargus (Rapp, 1827)

23 July, 2009.
An Torc, Hirta, St. Kilda on the west coast.
75 mm animal at 28 metres. Water temperature 13° C.
Fuji E900 in Ikelite housing 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