6 March 2013.
Kienberger, Carmona, Pola, Padula, Gosliner & Cervera , 2016
Inverkip Pier, Firth of Clyde on the west coast.
35 mm animal on a pier leg at 5 m. Abundant agrregations feeding, mating and spawning on the pylons around 5-8 m.
Water temperature 6.5° C.
Sony NEX-5 in Nauticam housing, 18-55mm lens with SubSee +10 dioptre and 2 x Inon D-2000 flashes.