Eubranchus viriola (Korshunova et al., 2020)

6 July, 2014.
Greenends Gully, Eyemouth on the east coast. 
3 mm animal at 8 m on kelp blade. Water temperature 12°C.
Sony ?6000 in Nauticam housing, 18-55mm lens and 2 x Inon D-2000 flashes.