June 24, 1943 was a bad day to be a U-boat man.

U-119: Sunk in the Bay of Biscay by HMS Starling
U-194: Sunk southwest of Iceland by US Catalina aircraft
U-200: Sunk southwest of Iceland by British Liberator bomber
U-449: Sunk north of Cape Ortegal, Spain by British ships Wren, Woodpecker, Kite and Wild Goose.
None of the men from any of these boats survived. In total 228 died.

Only one of these boats ever sank an enemy ship. The U-119 sank the merchantman  Halma on June 3, 1943.

A U-boat in the atlantic.