Favorinus branchialis (Rathke, 1806)

18 July, 2004.
Weasel Loch, Eyemouth on the east coast. One of two animals found among Onchidris bilamellata spawn on a boulder on the bottom of the gulley at 10 metres in 13.5°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
scottish nudibranchs

 nudibranchs of the british isles sea slug forum