Jorunna tomentosa (Cuvier, 1804)

23 May, 2004.
Rubh a Chairn Mhor, Loch Ailort on the west coast. 
Found at 10 metres in 11° C water. A 40mm single animal on a bour among kelp.
Olympus 5050 in Olympus PT-015 housing with Nikonos 105 flash in slave mode.

for more information about this species go to one of the links below
scottish nudibranchs

 nudibranchs of the british isles sea slug forum