Recently I was standing on a beach in Ocean Springs, Mississippi, looking at the orange and yellow containment booms laid across the inlet to protect against the oil expected to come ashore. Having spent the last three years traveling the globe to research the fate of the ocean's great fish...

There is a series of photographs called "The Chase" taken off Nomans Land Island, near Martha's Vineyard, in 1986. The photographs show a giant bluefin tuna, weighing over 900 pounds, leaping, missing, leaping again, and capturing an Atlantic bluefish about two feet long.¹ The giant bluefin has all the design...