Two Tompot Blennies fight over mating rights under Swanage Pier in Dorset.

A rather aggressive Spider Crab wards me off in Babbacombe Bay.

A very shy and elusive Blackface Blenny captured at the Breakwater Fort just outside Plymouth.

An incredible and extremely rare scene in British waters as we came across Bluefin Tuna hunting a shoal of Pilchards.

I used snooted lighting and panning of the camera to create this creative effect.

A Juvenile Pollack is framed by the green water and underwater structure at the Breakwater Fort in Plymouth.

A Tompot Blenny is displayed in an unconventional fashion using snooted lighting.

On occasion, enormous numbers of Spider Crabs will congregate in bays in the U.K., possibly to moult or mate.

A Bluefin Tuna bursts through the shoal of sardines.

Two Blue Sharks compete for the baited line far offshore from the Cornish coast.