If you were scuba diving and a shark came out of the blue, I'd take my penknife and I'd end that shark's life, fix you up some hammerhead stew.

NPR: Bluesman Delbert McClinton's 'Cost of Living'

British waters contain 33 different species of shark, of which Blue and Mako are considered dangerous to man, according to Mr Peirce.

BBC: Richard Peirce says many sharks are facing extinction

The main targets are Blue and Porbeagle sharks, a cousin of the notorious Great White shark.

BBC: Richard Peirce says many sharks are facing extinction