On 28 August, was in operation against convoy TAW 15 off Haiti when attacked by American and Canadian escorts. First, an American PBY swooped down and bombed the U-boat, and then Canadian corvettes and attacked. fired depth charges which forced the submarine to the surface. The corvette then rammed "U-94" twice before it slowed to a stop. Hal Lawrence led a boarding party of eleven sailors from "Oakville" to capture the boat. They boarded the vessel and entered through the conning tower. Only two Canadians actually went through the hatch, they were surprised by two Germans who came running towards them. After ordering halt, the Canadians fired and killed the attacking Germans when they failed to stop. The rest of the crew surrendered without incident. After just barely capturing the vessel, the Canadian sailors realized the Germans had already scuttled the boat and it was taking on water. The Canadians left "U-94" and she sank with nineteen of her crew; "Oakville" rescued 26, including the commander, "Oberleutnant zur See" Otto Ites.