14 December, 2014.
Ardcastle, Loch Fyne on the west coast.
3 mm animal at 4 metres; one of several seen on kelp blades. Water temperature 10.5°C.
Sony α6000 in Nauticam housing, 50 mm Zeiss Touit macro lens and 2 x Inon D-2000 flashes.
for more information about this species go to one of the links below