FILE - French fisherman Sylvain stands aboard the trawler Le Chant des Sirenes (The Mermaids' song) as they fish at the limits of the French-UK waters, off Granville, Normandy, Tuesday, Nov.9, 2021. France has threatened to bar British boats from some of its ports and tighten checks on boats and trucks carrying British goods if more French vessels aren't licensed to fish in U.K. waters. (AP Photo/Nicolas Garriga, File)