1975 photograph of Louis Cordeiro's trap scow in Provincetown Harbor, which was used for setting the trap poles. 1975 photograph of trap poles on shore with the scow in the background. Louis Cordeiro was the last active trap fisherman in Provincetown, Mass., captaining the "Carlotta". His brother, Ernie Cordeiro, fished with him until that time and then signed on to fish on the "Patricia Marie" and was lost at sea in October 1976.