HMCS Port Arthur [SEP] vessel class
HMCS Port Arthur
HMCS "Port Arthur" was a Royal Canadian Navy revised which took part in convoy escort duties during the Second World War. She fought primarily in the Battle of the Atlantic. She was named for Port Arthur, Ontario.
Background.
Flower-class corvettes like "Port Arthur" serving with the Royal Canadian Navy during the Second World War were different from earlier and more traditional sail-driven corvettes. The "corvette" designation was created by the French as a class of small warships;
The vessel was laid down on 26 August 1942 by Port Arthur Shipbuilding Company Ltd. at Port Arthur, Ontario and launched 3 May 1943. The ship was commissioned into the Royal Canadian Navy on 18 May 1944 at Port Arthur.
Background.
The class to which she belonged had been designed to overcome certain weaknesses which had been revealed in actual operation in the earlier . The relatively limited steaming radius of the "Bangor" class lessened its usefulness as the war progressed. With the laying of mines in ever-deeper waters