Tenellia pustulata (Alder & Hancock, 1854)

29 May, 2005
Kentallen Reef, Loch Linnhe on the west coast.
This single 12 mm animal was found on the vertical outside face of the reef at 13 metres in 10°C water.
Olympus 5050 camera in PT-015 housing with DML-2 CU lens and Inon D-2000 flashes.