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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Uncle - Queen - Item

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 11 July 1941 by the Hubbard's South Coast Co., Newport Beach, CA
  • Launched 22 November 1941
  • Completed 11 June 1942
  • Struck from the Naval Register 1 May 1946
  • Transferred to the War Shipping Administration in September 1947
  • Fate unknown.


  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 15 kts.
  • Complement 32
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts, and two depth charge projectors
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    YMS-89 113k Original photo: c. 1942
    U.S. Navy photo
    Replacement photo: Photo from the 1943/1944 edition of Janes Fighting Ships
    Original photo:Jane's Fighting Ships
    Replacement photo: Robert Hurst
    YMS-89 307k c. 1945
    Courtesy of D.M. McPherson, 1974
    U.S. Navy photo NH 79687
    Naval History and Heritage Command

    Commanding Officers
    01LTJG Andrew Morthland, USNR11 June 1942 - March 1943
    02LT Herman Ross Borneman, USNRMarch 1943 - December 1943
    03LT Bernard S. Kamtman, USNRDecember 1943 - September 1944
    04LTJG Gayle M. Howery, USNRSeptember 1944 - December 1944
    05LTJG W. L. Ford, USNRDecember 1944 - July 1945
    06LTJG Richard B. Harwell, USNRJuly 1945 - November 1945
    07LTJG David L. Edgerton, USNRNovember 1945 - March 1946
    08ENS Maurice S. Childs, USNRMarch 1946 - 17 April 1946
    Courtesy Joe Radigan and Wolfgang Hechler

    There is no DANFS history available for YMS-89
    Back to the Main Photo Index Back to the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Minesweeper (YMS) Photo Index

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    This page created and maintained by Joseph M. Radigan
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