Aplysia punctata (Cuvier, 1803)

21 August, 2002.

Dubh Sgeir, Firth of Lorne on the west coast. 
Found on red algae at 10 metres, a 50 mm animal.
Nikon 90SX with 60mm lens in Subal housing and housed SB26 flash

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

 Encyclopedia of Marine Life of Britain and Ireland sea slug forum