There was no recorded wreck at this area so it was reported towards the suitable authorities, including the Receiver in the Wreck (RoW). U-31 evaded a unfold of 4 torpedoes fired by HMS Trident about fifteen miles (24 km) south of Lorient and was then compelled to dive when fired https://franciscoetfnz.blogrenanda.com/40453461/u31-can-be-fun-for-anyone