Adalaria proxima (Alder & Hancock, 1854)

22 July, 2001.
At 8 mile reef, Loch Etive on the west coast.
At 5 metres in 12° C water, a 4mm long individual, one of several juveniles on kelp.
Taken using a Nikonos 5 with 2:1 extension tube and Ikelite 50 flash.

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

 Nudibranchs of the British Isles Sea Slug Forum