U-858 under Thilo Bode, surrendered off Canada, then Lewes Delaware, then sunk off Cape Cod November 1947 October 25, 2015March 7, 2017 Updated October 25, 2015by Eric Wiberg
U-550 under Klaus Hänert, sunk 70 miles south of Nantucket after a 7-day New England patrol, sank Pan Pennsylvania October 24, 2015March 7, 2017 Updated October 24, 2015by Eric Wiberg