sentences:  After "Trident" was assigned to the harbor entrance control post, she had occasion to locate and investigate suspicious small craft—a welcome diversion from the usual inner harbor activities.In June 1942, the 1st Naval District command was incorporated into the Northern Group of the Eastern Sea Frontier, and "Trident" continued her duties in coastal waters for over three years until 8 August 1945, when she arrived at Charleston, South Carolina, and reported to the Commandant, 6th Naval District, for disposition.She was placed out of service on 16 November 1945 and her name was struck from the Navy list on the 28th.