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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Uncle - Nan - Yoke

YMS-1 Class Auxiliary Motor Mine Sweeper:

  • Laid down 18 July 1941 by the Al Larson Boat Shop, Terminal Island, CA
  • Launched 31 March 1942
  • Completed 15 August 1942
  • Struck from the Naval Register 17 April 1946
  • Transferred to the War Shipping Administration in September 1947
  • Registered in 1948 to Russell B. Eyerly of Salem, OR as the towboat Leeruss
  • Fate unknown.


  • Displacement 270 t.
    1948 - 251 t.
  • Length 136'
    1948 - 126'
  • Beam 24' 6"
    1948 - 25'
  • Draft 8'
    1948 - 11.3'
  • Speed 15 kts.
  • Complement 32
    1948 - Four
  • 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
    No image of YMS-87 is available at this time

    Commanding Officers
    01LTJG G. J. Hessick, USNR1945
    Courtesy Joe Radigan

    Dictionary of American Naval Fighting Ships: Built at Al Larson Boat Shop, Terminal Island, Long Beach, CA. Keel laid 18 July 1941; Launched 31 March 1942; Completed 15 August 1942. Struck from Naval Vessel Register 17 April 1946.
    Back to the Main Photo Index Back to the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Mine Sweeper (YMS) Photo Index

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    This page created and maintained by Joseph M. Radigan (of blessed memory) & Michael Mohl
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