There was no recorded wreck at this place so it was reported to your suitable authorities, including the Receiver on the Wreck (RoW). U-31 evaded a spread of 4 torpedoes fired by HMS Trident about 15 miles (24 km) south of Lorient and was then compelled to dive when fired https://u3125421.estate-blog.com/33302060/u31-can-be-fun-for-anyone