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NavSource Online: Mine Warfare Vessel Photo Archive

ex-HMS J-825

BYMS-25 was built for Great Britain.

BYMS-1 Class Motor Minesweeper:

  • Laid down 12 August 1941 as BYMS-25 by the Ballard Marine Railway Co., Inc., Seattle, WA
  • Launched 21 February 1942
  • Completed, transferred to Great Britain 14 July 1942 and reclassified HMS J-825
  • Reclassified HMS BYMS-2025
  • Returned to U.S. custody 10 December 1946
  • Transferred to the State Department, Foreign Liquidation Commission 20 December 1947 and sold
  • 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 tracks
  • 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 BYMS-25 is available at this time

    There is no DANFS history available for BYMS-25
    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 British Motor Minesweeper (BYMS) Photo Index

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    This page created and maintained by Joseph M. Radigan
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