‘Sharks are my film stars’: how the Jacques Cousteau of the North Sea finally unlocked its beauty

<p>Epic plankton blooms make filming in the North Sea notoriously difficult. But a new documentary gives a rare glimpse of the kaleidoscopic life – seals, sharks, tuna, orcas and shorthorn sculpins – lurking beneath its waves</p><p>The North Sea, as even its greatest admirers will