Find out more about John Boyle and Fionn Crow Howieson and Shark Fin, the boat they took on the Great Motorboat Tour of Biscay
Film-maker John Boyle has owned motorboats for the past 20 years, trading his Sealine 28, Grey Eagle, for his current boat, a Sealine S34 called Shark Bay.
John is joined on the Great Motorboat Tour of Biscay by colleague and cameraman Fionn Crow Howieson.
Shark Bay was bought new in 2004. It has twin KAD32 Volvo diesels with 170hp.