Many thanks. The Tenth Fleet Convoy Routing File for AS 4 in the US National Archives includes a message reporting that a PBY was claiming to have damaged the U-boat. best, david isby
Forum: General Discussions

On 16 July 1942, 500 miles north of the Virgin Islands, the U-161, under Korvettenkapitan Albrecht Achilles, torpedoed and sank, in daylight, the US transport SS Fairport as part of fast Convoy AS 4 (America-Suez). The convoy was being escorted by US Navy destroyers and PBYs. These subsequently hunted the U-boat for nine hours. Some sources have said that the U-161 was damaged by a PBY attac
Forum: General Discussions

I will have to recheck the logbooks for a more precise position, but the convoy had only left Liverpool earlier that day or late the day before so it would have to be fairly close. thanks, david isby
Forum: WWI forum

On 16 August 1918, the Queenstown-based US destroyers Downes, Sterrett and Paulding and the British airship SS.Z.16, escorting convoy CL 29 outward bound from Liverpool, prosecuted a submarine contact in the Irish Sea and were considered to have "probably damaged? a U-boat. Is there any evidence from the German side of an actual U-boat being involved in this action? thanks, David Isby
Forum: WWI forum