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NavSource Online: Mine Warfare Vessel Photo Archive

Mockingbird (MSC[O] 27)
ex-AMS-27
ex-YMS-419



Call sign:
November - Quebec - Alpha - Oscar


Mockingbird served the Navies of the United States and the Republic of Korea.
YMS-1 Class Auxiliary Motor Minesweeper: Laid down, 17 September 1943 at Henry C. Grebe and Co., Chicago, Ill.; Launched 23 March 1944; Completed 28 October 1944; Commissioned USS YMS-419, 18 November 1944; Reclassified as a Motor Minesweeper, AMS-27 and named Mockingbird 17 February 1947; Reclassified as a Coastal Minesweeper (Old), MSC(O)-27, 7 February 1955; Decommissioned, 6 January 1956 and transferred to South Korea as Ko Chang (MSC[O]-521); Sold to South Korea 1 November 1974; Struck from the Navay Register 15 November 1974. Fate unknown.

Specifications: Displacement 270 t.; Length 136'; Beam 24' 6"; Draft 8'; Speed 15 kts; Complement 32; Armament one single 3"/50 gun mount, two 20mm, two dcp; Propulsion two 880shp General Motors 8-268A diesel engines, two shafts.

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For Full Size Image		 Size Image Description Source
USS YMS-419
Mockingbird 117k c. 1944/1945.
U.S. Navy Photo NH-96909		 Naval Historical Center
Mockingbird 64 c. 1945
U.S. Navy Photo NH-79733		 Naval Historical Center
USS Mockingbird (AMS 27)
Mockingbird 47k U.S. Navy Photo NH 96909 -
Mockingbird 121 Mockingbird deploys an acoustic hammer box during sweep operations off Wonsan, Korea, in October 1950. The original photo is dated 23 October 1950.
U.S. Navy Photo 80-G-422164		 Naval Historical Center
Mockingbird 68k Mockingbird explodes an enemy mine in the Chinnampo area, off North Korea's Yellow Sea coast. Original photo is dated, 3 March 1953.
U.S. Navy Photo 478497		 Naval Historical Center
Mockingbird 130k Mockingbird cleans water off Chinnampo, Korea inshore of Comstock (LSD 19), shortly before a raid by marine units.
U.S. Navy photo from the August 1953 issue of All Hands magazine		 Joe Radigan
AMS-8 75k c. 1953
Curlew (AMS 8), Mockingbird, Heron (AMS 18), and Gull (AMS 16) nested at Sasebo, Japan.		 Wayne Schafer
Mockingbird 58k c. 1953
Sasebo, Japan.		 Wayne Schafer
Curlew 115k c. December 1955
Sasebo, Japan
Kite (MSC(O) 22), Curlew (MSC(O) 8) and Mockingbird, just before parting for Korea and handover to the ROKN.		 Stan Cochran, LTJG Engineer Officer USS Kite (1955-1956)
Ko Chang (MSC[O] 521)
Mockingbird 49k c. 1967 -
View the Mockingbird (MSC[O] 27)
DANFS History entry located on the Haze Gray & Underway Web Site.
Crew Contact And Reunion Information
U.S.Navy Memorial Foundation
Fleet Reserve Association
Additional Resources and Web Sites of Interest
Naval Minewarfare Association
Association of Minemen
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© 2006 Joseph M. Radigan © 1996 - 2006 NavSource Naval History. All Rights Reserved.