(1) In eight days in 1952 he caught and landed seven tunny , totalling 4,581 lb.(2) My grandfather owned a tunny boat that sailed out of Whitby each summer.(3) In those days the North Sea was full of tunny - the giant tuna - that were in gorging on shoals of herring and mackerel.(4) During that time he had been the only angler to land a tunny fish by rod and line.