German submarine U-575
…of the Canadian frigate HMCS Prince Rupert, the American destroyer USS Hobson and destroyer escort USS Haverfield, a British Vickers Wellington of No. 172 Squadron RAF, two B-17 Flying Fortresses of 206 and 208 squadrons and a TBM Avenger from USS Bogue. Depth charges were used in the attack. 18 men died with U-575…