Cadlina laevis (Linnaeus, 1767)

June 1995.

Avon Rock in the Sound of Mull on the west coast.
At 16 metres, a 24mm long individual.
Nikonos 5 with 1:1 extension tubes and Morris flash.

for more information about this species go to one of the links below
OPK - Opistobranquis

 nudibranchs of the british isles sea slug forum