Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Peter - Tare - Dog

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 9 January 1944 by the Stadium Yacht Basin, Inc., Cleveland, OH
  • Launched 28 May 1944
  • Completed 21 October 1944
  • Commissioned USS YMS-416, 23 October 1944 under the command of LTJG George T. Lyons, USNR
  • Decommissioned 1 December 1946
  • Struck from the Navy Register 7 February 1947
  • Transferred to the War Shipping Administration 6 December 1947
  • Registered in 1949 to Harold Healy of Seattle, WA as the miscellaneous use barge Healys No. 1 out of Seattle
  • Registered in 1955 to Executive Factors, Ltd. of Seattle as the freight barge Healys No. 1 out of Seattle
  • Out of documentation in 1989
  • Fate unknown.


  • Displacement 270 t.
    1949 - 261 t.
  • Length 136'
    1949 - 126.4'
  • Beam 24' 6"
  • Draft 8'
    1949 - 11.3'
  • 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-416 157k Fitting out at the Stadium Yacht Basin, Cleveland, Ohio, 10 July 1944
    National Archives photos 19-N-67891 and 19-N-67892
    Mike Green
    YMS-416 226k

    There is no DANFS History currently available for YMS-416
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Minesweeper (YMS) Photo Index

    Comments, Suggestions, E-mail Webmaster

    This page created and maintained by Joseph M. Radigan & Michael Mohl
    All pages copyright NavSource Naval History