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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Peter - Uncle - Mike

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 13 June 1942 by the Harbor Boat Building Co., Terminal Island, CA
  • Launched 14 April 1943
  • Completed 16 August 1943
  • Struck from the Navy Register 19 June 1946
  • Transferred to the State Department, Foreign Liquidation Commission in April 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-315 120k Harbor Boat Building Co. photo from the collection of Denver H. Dierks John Schofield
    YMS-315 250k Chris Haertl
    YMS-315 120k Courtesy of Donald McPherson, 1977
    Naval History and Heritage Command photo NH 85464
    Mike Green
    YMS-315 109k 5 December 1943
    Australian War Memorial, Photo No. 302779

    There is no DANFS History currently available for YMS-315
    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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