Commissioned at Esquimalt on October 21, 1941, Edmundston was assigned after workups to Esquimalt Force. On June 20, 1942, she rescued 31 crew members of SS Fort Camosun, disabled by a torpedo from the Japanese submarine I-25 off the coast of Washington. She left Esquimalt for the Atlantic on September 13, arriving at Halifax on October 13, and was assigned to WLEF. On January 4, 1943, she commenced a five-month refit at Halifax, including fo'c's'le extension, carried out workups at Pictou, then joined EG 5 at St. John's. For the next ten months she was employed in support of North Atlantic, Gibraltar, and Sierra Leone convoys. She underwent a refit at Liverpool, N.S., from May to July, 1944, worked up in Bermuda in August and, in October, joined the newly formed EG C-8. She served the remainder of the war as an ocean escort, leaving Londonderry on May 11, 1945, for the last time. She was paid off at Sorel on June 16 and sold for mercantile use, entering service in 1948 as Amapala, last noted under Liberian flag in Lloyd's list for 1961-62.
Focsle Extended, Halifax, NS, 3 Jun 43