BdU regrets to inform you that Leutnant z. S. Robert Buck and U-154 were lost on 29Feb44 when a PBY Catalina crashed into the boat after being shot down.
CAPTAIN'S LOG
13.2.44. 0731 Patrol 4
U-154, 2nd Flotilla
Left at: February 13, 1944, 07:31
From: Lorient
Mission Orders: Patrol grid GR83
29.2.44. 1012 Grid CG 78 Aircraft destroyed! PBY Catalina Search Plane
1012 Patrol results
Crew losses: 56 dead
Ships sunk: 0
Aircraft destroyed: 1
Patrol tonage: 0 tons
U-boat lost.