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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Able - Oboe - Easy

Medina call sign (1949):
William - Zebra - Oboe - Item

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 25 August 1941 by the Burger Boat Co., Manitowoc, WI
  • Launched 16 July 1942
  • Completed 10 October 1942 and commissioned USS YMS-110
  • Rammed and sank YP-47 off Staten Island, New York, 26 April 1943
  • Struck from the Naval Register 17 April 1946
  • Transferred to the War Shipping Administration in January 1947
  • Registered in 1949 to the Sebastian Stuart Fish Co., of Seattle/Astoria, WA as the fishing boat Medina out of Astoria
  • Registered in 1959 to Alaska Shell Fish Inc. of Seattle as the fishing boat Medina out of Seattle
  • Sold in 1969 to Alaska Processing, Inc. of Chicago, IL
  • Not listed in the Merchant Vessels of the U.S. in 1970
  • Fate unknown.


  • Displacement 270 t.
    1948 - 240 t.
  • Length 136'
    1948 - 126.6'
  • Beam 24' 6"
    1948 - 25'
  • Draft 6' 1"
    1948 - 11.3'
  • Speed 13 kts.
  • Complement 33
    1948 - 10
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts, two depth charge tracks, and two depth charge projectors
  • 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-110 & 111 421k Undated postcard
    Inscription on back:
    U.S.S. YMS 110 and U.S.S YMS 111

    These two Navy Minesweepers are underway sweeping in heavy seas during World War II, U.S.S. YMS 110 earned 165 stars for mines swept. Very few sweepers entered port with a clean attack. From painting by unknown artist
    R&J A Guam Production 88

    Jon A. Davis
    YMS-110 & 111 127k War Bonds cover dated 7 September 1944, U.S. Navy Tommy Trampp

    There is no DANFS history available for YMS-110
    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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