9 July, 2014. Lephinchapel, Loch Fyne on the west coast. 30 mm animal at 10 m. Water temperature 12°C. Sony α6000 in Nauticam housing, 30 mm lens and 2 x Inon D-2000 flashes.
for more information about this species go to the link below
OPK - Opistobranquis
