Facelina auriculata (Müller, 1776)

6 March, 2005.
Anderson Reef, Firth of Lorne on the west coast. Single animal approx 25 mm long at 20 metres in 8°C water.
Olympus 5050 camera in PT-015 housing and Nikonos SB 105 slave flash.

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

 nudibranchs of the british isles sea slug forum