Jorunna tomentosa (Cuvier, 1804)

May 2001.
At Ballachullish, Loch Leven on the west coast.
On the slate debris forming the old loading harbours at 16 metres, a very large 74 mm long individual in 10 deg C.
Nikon 90SX with 105mm lens in Subal housing, housed SB26 flash and Nikon 105 slave.

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

 nudibranchs of the british isles sea slug forum