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NavSource Online: Mine Warfare Vessel Photo Archive

HM BYMS-2181
ex-HM J-981

BYMS-2181 served only in the British Navy

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 21 January 1943 as YMS-181 by Henry C. Grebe and Co., Chicago, IL
  • Launched 24 June 1943
  • Completed 12 September 1943
  • Transferred to England 24 September 1943 and reclassified HM J-981
  • Reclassified HM BYMS-2181
  • Returned to U. S. custody 3 September 1946
  • Struck from the Naval Register 13 December 1946
  • Transferred to the State Department, Foreign Liquidation Commission in October 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-181 333k YMS-181 is christened by Miss Joyce, during launching ceremonies at the Henry C. Grebe & Co. Shipyard, Chicago, Illinois, 24 June 1943
    National Archives photo 19-N-47138
    Naval History and Heritage Command

    There is no DANFS History currently available for BYMS-2181
    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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