USS Requisite (AM-109) was an acquired by the United States Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing. Requisite was laid down 12 November 1941 by the Winslow Marine Railway and Shipbuilding Company, Seattle, Washington; launched 25 July 1942; and commissioned 7 June 1943. World War II Pacific operations Following shakedown off southern California, Requisite proceeded to San Francisco. Thence on 1 August, she escorted a convoy to Honolulu. Attached to Service Squadron 6, she trained in Hawaiian waters into October. On the 25th, she cleared Pearl Harbor and headed for the New Hebrides to prepare for her first amphibious operation, the invasion of Tarawa Atoll, in the Gilberts. Departing Efate on 13 November, she took up her position as listening vessel at the lagoon entrance off Betio early on the morning of the 20th. While pre-invasion bombardment was in progress, she and swept a channel from the transport area into the lagoon. Just prior to the landings, she took up duties as assistant control and survey ship and began marking the channel and searching out possible anchorages in the lagoon. On the 21st, she returned to the transport area and resumed screening duties. As Tarawa was being secured, Requisite shifted to Abemama and assisted in the offloading of equipment and supplies for the garrison group. She then remained in the area until 12 December when she got underway for Pearl Harbor. Operating with Task Force 52 On 22 January 1944, she sortied with Task Force TF 52 for the invasion of the Marshalls. In the antisubmarine screen of the Southern Attack Force, en route, she arrived off Kwajalein Atoll on the 31st. She continued her antisubmarine activities until 3 February, then began sweeping operations off Kwajalein and other islands in the southern part of the atoll. On the 6th, she planted navigational aids, and on the 15th, sortied with Task Group TG 51.11 for the Eniwetok assault. Two days later, she entered Eniwetok lagoon between Japtan and Parry Islands. Sweeping and survey duties followed. On the 24th, she returned to Kwajalein and, through March escorted reconnaissance parties in LSTs and LCIs to Wotho, Ujae, Lae, Ailinglapalap, Namorik and other minor atolls and islands of the Marshalls. On 10 April, she departed those islands and headed east with an LST convoy. On the 24th, she escorted her charges into