HMCS Calgary was a revised Flower-class corvette of the Royal Canadian Navy, launched on 23 August 1941 and commissioned on 16 December 1941. Constructed by Marine Industries Ltd. at Sorel, Quebec, she measured approximately 208 feet 4 inches (63.50 meters) in length overall, with a beam of 33 feet 1 inch (10.08 meters) and a maximum draught of 13 feet 6 inches (4.11 meters). Her standard displacement was around 1,015 long tons (1,031 metric tons). The vessel was powered by a four-cylinder vertical triple expansion steam engine, producing 2,800 indicated horsepower, which allowed her to reach a maximum speed of 16 knots (30 km/h). Her range was approximately 3,450 nautical miles at 12 knots. Calgary's armament included a Mk IX BL 4-inch gun forward, a QF Vickers 2-pounder gun aft, and multiple machine guns for anti-aircraft defense, along with depth charge throwers initially carrying 25 depth charges, later increased to nearly 100. She was also equipped with ASDIC sonar and later radar systems, including Type 271 and Type 291 radars, with some ships receiving Oerlikon 20 mm cannons and Hedgehog anti-submarine mortars. During her wartime service, Calgary participated in convoy escort duties across the Atlantic, North Sea, Biscay, and the English Channel. Notably, in 1943, she contributed to the sinking of the German U-boat U-536 northeast of the Azores. She also supported Operation Neptune, the Normandy invasion in June 1944. Throughout her service, she engaged in anti-submarine warfare, depth charging U-772 and damaging U-536, among other actions. Calgary's service earned her multiple battle honours, including Atlantic 1942–45 and Normandy 1944. Decommissioned on 19 June 1945, she was sold for scrap later that year and dismantled in 1951 at Hamilton, Ontario. Her operational history underscores her role in Allied naval efforts during the Second World War, particularly in safeguarding Atlantic convoys and supporting major amphibious operations.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.