David Brooks Marr denies failing to set a proper watch on board the fishing trawler Vertrouwen, inset, which caused men s deaths off the coast of Shoreham A TRAWLER captain who was looking at his phone instead of watching the sea when his boat washed three men overboard to their deaths has been jailed for 12 months. Skipper David Brooks Marr, from Peterhead in Scotland, made a deliberate decision to risk a collision at sea so he could look at his phone, a judge told him. He could and should have seen the other boat before the wash from his scallop dredger sank it, drowning three men.