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NavSource Online: Service Ship Photo Archive

Mimac (YTM-770)
Mimac (YTB-507) (1945 - 1966)

Awards, Citations and Campaign Ribbons

Precedence of awards is from top to bottom, left to right
American Campaign Medal - World War II Victory Medal

Sassaba Class District Harbor Tug, Large:
  • Built by Commecial Iron Works, Portland OR (YN 239)
  • Laid down, 04 January 1945
  • Launched, 17 May 1945
  • Delivered and placed in service, as Mimac (YTB-507), 17 July 1945
  • Assigned to the 13th Naval District at Seattle, WA
  • Reclassified District Harbor Tug, Medium YTM-770, 01 March 1966
  • Placed out of service, date unknown
  • Struck from the Naval Register, date unknown
  • Sold, 23 May 1987
  • Sold to Island Tug & Barge Co., Seattle, WA and renamed Paula S., 1987
  • Sold to Northwest Marine Equipment Leasing, Anacortes, WA, renamed Ambitious, 2013
  • Conversion to scallop tender never completed
  • Final disposition, laid up in Anacortes, WA as of 2017
    Displacement 260 tons
    Length 100'
    Beam 25'
    Draft 9' 7"
    Speed 12 kts.
    Complement 8
    Armament unknown
    Propulsion Diesel, single propeller

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    Size Image Description Source
    Hombro 240k Ex-Mimac (YTM-770) laid up at Lovric's, Anacortes, WA, October 2017. Note her pilothouse has been moved aft as part of her never completed conversion to a tender. She still wears her Island Tug & Barge paint scheme. Photo copyright Kyle Stubbs

    Mimac (YTB-507 / YTM-770)
    DANFS history entry located at the US Naval History and Heritage Command website
    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

    Additional Resources and Web Sites of Interest
    National Association of Fleet Tug Sailors

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    This page is created and maintained by David L. Wright
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    Last Updated 07 November 2017