There was no recorded wreck at this spot so it had been reported to your related authorities, such as the Receiver in the Wreck (RoW). U-31 evaded a spread of 4 torpedoes fired by HMS Trident about fifteen miles (24 km) south of Lorient and was then forced to dive https://u3158855.dbblog.net/7452543/getting-my-u31-to-work