 Arriving at Majuro on 10 April 1944, she operated as harbor entrance patrol and pilot vessel, occasionally escorting convoys to the other islands of the Marshalls group.Leaving Majuro on 22 September 1944, she moved to the Mariana Islands, where she escorted convoys and patrolled off Tinian until 14 October 1944.Arriving in the newly captured Palau Islands on 23 October 1944, "Captivate" performed patrol and escort duties there until 3 February 1945, when she moved to Eniwetok to perform similar duties through the remainder of February 1945.