Dendronotus lacteus (Thompson, 1840)

11 August, 2014.
The Hispania wreck, Sound of Mull on the west coast .
30 mm specimen on kelp blade at 18 metres.
Water temperature 13°C.
Sony α6000  in Nauticam housing, 18-55mm lens and 2 x Inon D-2000 flashes.

for more information about this species go to one of the links below
    sea slug forum