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NavSource Online: Mine Warfare Vessel Photo Archive


Sunk 19 June 1942

Coastal Minesweeper/District Patrol Craft:

  • Built in 1941 as Cohasset by the Bethlehem Shipbuilding Corp., Quincy, MA for R. O'Brien and Company
  • Delivered 9 October 1941
  • Acquired by the Navy 6 February 1942 and designated as a Coastal Minesweeper, AMc-202
  • Reclassified as a District Patrol Craft, YP-389, 1 May 1942
  • Sunk 19 June 1942 approximately 10 miles off Diamond Head, Cape Hatteras, NC by gunfire from the German submarine U-701 at 34 50' N, 75 20' W
  • YP-389 could return fire only with her machine guns because the firing pin in the 3"/50 gun was broken
  • She sank after one and a half hours.


  • Displacement 170 t.
  • Armament: One 3"/50 dual purpose mount and two .30 cal. machine guns
  • Propulsion: Diesel, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Trawler Cohasset
    AMc-202 399k c. February 1942
    New York Navy Yard
    Before conversion to YP-389. Astern is Onyx (PYc 5)
    U.S. Navy photo from the Virginian-Pilot
    Gary Priolo
    AMc-202 263k Wreck of the YP-389
    Photo from NOAA
    Mike Mohl
    AMc-202 190k Original photo: 7 August 2009
    In this composite side-scan sonar image released by the National Oceanographic and Atmospheric Administration (NOAA), the wreckage of a World War II patrol boat is seen in approximately 300 feet of water off the coast of Cape Hatteras, NC YP-389, a converted trawler used by the Navy for Atlantic coastline protection during World War II, sank June 19, 1942 off North Carolina during a battle with German submarine U-701
    NOAA photo 090909-N-0000X-001

    Replacement photo: NOAA
    Original photo: Tony Cowart
    Replacement photo: Mike Mohl

    Commanding Officers
    01LT R. J. Phillips, USN1 May 1942 - 19 June 1942
    Courtesy Joe Radigan

    There is no DANFS history currently available for YP-389
    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 Coastal Minesweeper (AMc) Photo Index Back to the Yard and District Craft Photo Index Back to the District Patrol Craft (YP) Photo Index

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    This page created and maintained by Joseph M. Radigan
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