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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Baker - Nan - Nan

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 26 December 1941 by the J. H. Martinac Shipbuilding Corp., Tacoma, WA
  • Launched 27 June 1942
  • Completed and commissioned USS YMS-128, 10 December 1942 under the command of LT John O. Phillips, Jr., USNR
  • Decommissioned 1 March 1946
  • Struck from the Naval Register 17 April 1946
  • Transferred to the War Shipping Administration in November 1946
  • Registered in 1948 to Keith Capper of Seattle, WA as the fishing boat Shrewy Wench
  • Registered in 1950 to the American Tugboat Co. of Everett, WA as the tug Shrewy Wench
  • Registered in 1951 to Jens T. Schott of Seattle as the tug Shrewy Wench
  • Operated in 1951 under the Canadian flag
  • Fate unknown.


  • Displacement 270 t.
    1948 - 253 t.
  • Length 136'
    1948 - 126.3'
  • Beam 24' 6"
    1948 - 25'
  • Draft 8'
    1948 - 11.3'
  • Speed 15 kts.
  • Complement 32
    1948 - Five
  • 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-128 is available at this time

    There is no DANFS history available for YMS-128
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