There was no recorded wreck at this place so it was described towards the related authorities, including the Receiver in the Wreck (RoW). U-31 evaded a distribute of four torpedoes fired by HMS Trident about fifteen miles (24 km) south of Lorient and was then forced to dive when fired https://u3155309.blogolenta.com/29199139/u31-no-further-a-mystery