, , and of the Sixth Minesweeping Flotilla, under command of commander E.P. Hinton, sailed on 28 April for a patrol in the Arctic waters. On the 29th "Harrier" went for a search for survivors of the Empire Ranger. On the 29th "Speedwell" attempted to intercept "Harpalion", but failed to find her. found abandoned boats of "Empire Ranger" on the 29th which indicated they were picked up by other boats. ( A German wireless claimed prisoners from a merchant ship, it was obvious they were from "Empire Ranger")