Jorunna tomentosa (Cuvier, 1804)

July 1996.
At Eyemouth on the east coast.
Crawling over a rock surface in 9 metres this Jorunna with the distinctive paired brown spots on either side of this 44 mm long animal.
Nikonos 5 with 35 mm lens and Ocean Optics 1:3 extension tube, Morris flash.

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

 nudibranchs of the british isles sea slug forum