 On November 30, 1943 they sent a detachment to Tarawa to aid in patrol operations until December 26, 1943.In October 1944, the squadron was redesignated Marine Fighter Bomber Squadron 331 (VMBF-331), but they reverted to VMSB-331 on December 30, 1944.The squadron remained the Pacific and carried out air strikes against by-passed Japanese positions in the Marshall Islands for the remainder of the war.