Uboat.net website, asked local divers to solve the mystery.Diver Steve Mortimer overcame the challenges posed by the wreck's depth and strong currents off the Lizard, Cornwall, to conclusively prove the German submarine's identity.Among the divers were Dr Fran Hockley and retired Army Air Corps Lieutenant Colonel Dom Robinson, civil servants employed at the Joint Service Sub Aqua Diving Centre in Devonport Dockyard.Photographs and video from the dives are still being analysed to try to confirm the cause of sinking.Dom said: "Although there is damage to the port side it wasn't particularly conclusive but we did find open hatches in the conning tower and engine room.""We think this confirms that it was sunk by ramming which destroyed the.
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