Capt. Chris Brown was off Block Island fishing for scup, a small fish that weighs about a pound, when something much bigger landed on his deck: a 500-pound, 16-foot-long common thresher shark.

Four US fishermen had to be rescued Thursday (Jan. 23) after a scallop vessel collided with a trawler south of Block Island, Rhode Island, the US Coast Guard reported. Coast Guard Sector Long ...