Coryphella verrucosa (M. Sars, 1829)

21 May, 2006.
Jenny's Reef, Loch Long on the west coast.
Many bright 28 mm animals on the big boulder and nearby at 12 m in 9°C water.
Fuji E900 in Ikelite housing, 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