From: Dictionary of American Naval Fighting Ships
YMS - 376: dp. 270; l. 136'; b. 25', dr. 8'; s. 15 k.;cpl. 32;a.13",220mm.,2dct.,1dcp.
YMS-376 was laid down by Greenport Basin and Construction Co., Greenport, Long Island, N.Y., 5 January 1943; launched 13 March 1943; and commissioned at New York City 10 August 1943, Lt. (jg) J. O. Wilson in command.
During the remainder of 1943 and throughout 1944, YMS-376 operated primarily at New York where she swept the approaches and reaches of New York harbor. In addition she participated in periodic coastal ASW operations which sent her along the eastern seaboard from New Jersey to Virginia and into Chesapeake Bay.
Assigned to duty in the Pacific early in 1945, YMS-376 departed New York 16 March 1945 and arrived San Diego a month later. She cleared the west coast 28 April; and, after touching at Pearl Harbor, Johnston Island, and Eniwetok, reached Guam 24 May. She served in the Marianas until 26 June when, as a unit of MinRon 104, she arrived Okinawa to take part in the important but hazardous task of sweeping Japanese mines from the surrounding waters. She remained at Okinawa and engaged in this vital duty during the rest of the war.
Following the formal surrender of Japan 2 September, YMS-376 steamed to Japan 8 to 10 September and began sweeping for coastal mines out of Sasebo. During the next 5 months she cleared mines from the coasts of' Honshu and Rynabu and in the Inland Sea. On 18 February 19 she departed Robe for the United States. Bailing via the Marshall and Hawaiian Islands, she touched San Francisco 1 April and reached San Diego the 9th. YMS-376 decommissioned there 6 June 1946 and entered the Pacific Reserve Fleet. While in reserve at San Diego, she was named Lark and reclassifled AMS-23 on 17 February 1947.
After the outbreak of Communist armed aggression against the Republic of' South Korea in the summer of' 1950, Lark recommissioned at Alameda, Calif., 8 November 1950, Lt. (jg.) E. W. Anderson in command. Assigned to MinRon 5, she arrived San Diego 26 November and began minesweeping,.ASW, and Naval Reserve training. She changed her homeport to Long Beach 11 January 1951, and during the next year and a half' continued type and readiness training along the California coast from Long Beach to San Francisco.
Lark departed Long Beach 6 July 1952 and, after touching at San Francisco, arrived Astoria, Oreg., 29 July. She served there until 13 November 1953 when she decommissioned and entered the Pacific Reserve Fleet. She was reclassifled MSC(0)-23 on 7 February 1955. She was transferred to Japan 14 February 1955 under the Military Assistance Program, serving the Japanese Maritime Self Defense Force as Ninoshima (MSC262) until struck in 1967.
Transcribed by: Bill Mozingo, firstname.lastname@example.org