Kriegsmarine U-309, sunk by Canadian frigate HMCS St. John   The U-309 was a German attack U-boat Type IXC, laid down by Flender Werke, Lubeck, on January 1st, 1942; and commissioned on January 1st, 1943 with Oberleutnant Hans-Gert Mahrholz in command.   During her 11 war patrols she was credited with one ship sunk for a total of 7,219tons.   U-309 was sunk on February 16, 1945 in the North Sea east of the Moray Firth, Scotland in position 58.09N, 02.23W, by depth charges from the Canadian frigate HMCS St. John. All hands lost- 47 dead. Back to History Index       Image Country Year Description Palau 2005 Conning tower of German U-Boot U-309