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.
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Shark Bay was bought new in 2004. It has twin KAD32 Volvo diesels with 170hp.