HMS Hever Castle (K521) depth on the fuses of the projectiles until the moment of firing. A single Squid-launched attack had a success rate of 25%. The class was also provided with HF/DF and Type 277 radar. "Hever Castle" was ordered on 23 January 1943. The ship, named for Hever Castle in Hever, Kent, was laid down on 29 June 1943 and launched on 24 February 1944. At some point in 1943, the ship was transferred to the Royal Canadian Navy. The corvette, renamed "Copper Cliff" after a suburb of Sudbury, Ontario, was commissioned into the Royal Canadian Navy on 25 February 1944 with
Hever Golf Rose in training." At six, Hever Golf Rose ran seventeen times in a campaign that ran from April to November. She competed in five different counties and recorded three wins. In May at Longchamp she disputed the lead for most of the way in the Prix de Saint-Georges and ran under pressure in the final furlong to beat Titus Livius by a short neck. In June was sent to Sweden where she went clear in the straight in to win the Täby Varsprint by two lengths. She returned to Longchamp in October for the Prix du Petit Couvert in which she