Laona ventricosa (Jeffreys, 1865)

24 November, 2012.
Ardrishaig Pinnacles, Loch Fyne on the west coast.
15 mm animal at 16 metres. Water temperature 10.5° C.
Sony NEX-5 in Nauticam housing, 18-55mm lens with Subsea + 10 dioptre and 2 x Inon D-2000 flashes.

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