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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Able - Charlie - Item

Sunk 16 September 1945

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 12 June 1941 by Colberg Boat Works and Stephen Brothers, Stockton, CA
  • Launched 31 December 1941
  • Completed 23 April 1942
  • Lost in Typhoon Ida 16 September 1945 off Okinawa
  • Struck from the Naval Register 24 October 1945.


  • Displacement 320 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 6' 1"
  • Speed 13 kts.
  • Complement 33
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts, two depth charge tracks, and two depth charge projectors
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knonstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    YMS-98 319k 31 January 1945
    Mine explodes in the sweep gear of YMS-98, during sweep operations, in the South Pacific
    National Archives photo 80-G-275433
    Naval History and Heritage Command

    Commanding Officers
    01LTJG William F. "Bill" Dosher, Jr., USNR1945
    ??LTJG Simons Lucas Roof, USNR
    Courtesy Joe Radigan and Wolfgang Hechler

    There is no DANFS history available for YMS-98
    Additional Resources and Web Sites of Interest
    Naval Minewarfare Association
    Association of Minemen
    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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