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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Yoke - Yoke - Oboe

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down, 28 March 1942 by the Greenport Basin and Construction Co., Greenport, NY
  • Launched, 25 June 1942
  • Completed, 14 January 1943
  • Struck from the Naval Register 10 June 1947
  • Transferred to the War Shipping Administration in February 1948, sold, converted into a tackle and bait shop named Hanson's Landing at Coos Bay, OR
  • Scrapped and burned in 1970.


  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 13 kts
  • Complement 50
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts and two depth charge tracks
  • Propulsion: Two 800bhp 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-183 134k Conducting sea trials Victor Barnaby
    USS YMS-183
    Monadnock 143k Kerama Retto, Okinawa anchorage. Alongside Monadnock (CM 9) between 26 April and 3 May 1945
    Photo from USS Isherwood [DD 520] damage photos in National Archives group 19GC-c-dd520
    Dave Schroeder and John Chiquoine
    Photo added 17 September 2019
    YMS-271/94/183 69k YMS-271, YMS-94, and YMS-183 alongside an unidentified tender Jim Matley

    Commanding Officers
    01LT S. C. Klein, USNR1945
    Courtesy Joe Radigan

    There is no DANFS History currently available for YMS-183
    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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