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MARJORIE J. WINSLOW
Photo by: Unknown

Built in 1944, by Pensacola Shipyard and Engine Company of Pensacola, Florida (hull #12) as the ST 725 for the United States Army.

In 1945, the tug was acquired by the Jacksonville Utility Company where the tug was renamed as the Utility.

In 1964, she was acquired by the A.P. St. Phillip Incorporated where she was renanmed as the Marilyn. In 1965, the A.P. St Phillip company renamed the tug as the Mary St. Phillip.

In 1969, the tug was acquired by the Coastline Towing Corporation where she was renamed as the Castle Hill.

In 1977, she was acquired by the Thames Towboat Company of New London, Connecticut. Where she retained her name.

Later in 1977, the tug was acquired by Winslow Marine of Southport, Maine where she was renamed as the Marjorie J. Winslow.

She powered by a single Clark Brothers diesel engine rated at 750. horsepower. Her electrical service is provided by two 30kW generators driven by two 4-71 engines.

In 2012, the tug was acquired by the Eastport Port Authority of Eastport, Maine where she was renamed as the Capt. Mackintire.
(Carel Boone, Steven M. Bryan, Sr., Captain Brian Fournier)


  • Vessel Name: MARJORIE J. WINSLOW
  • USCG Doc. No.: 252350
  • Vessel Service: TOWING VESSEL
  • IMO Number: 6415192
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WB4066
  • Hull Material: STEEL
  • Hull Number: 12
  • Ship Builder: PENSACOLA SHIPYARD & ENG. CO.
  • Year Built: 1944
  • Length: 80.4
  • Hailing Port: EASTPORT, ME.
  • Hull Depth: 9.7
  • Hull Breadth: 23
  • Gross Tonnage: 149
  • Net Tonnage: 76
  • Owner:
    EASTPORT PORT AUTHORITY
    3 MADISON ST PO BOX 278
    EASTPORT, ME 04631
  • Previous Vessel Names:
    ST 725, Utility, Marilyn, Mary St. Phillip, Castle Hill, MARJORIE J. WINSLOW
  • Previous Vessel Owners:
    United States Army, Jacksonville Utility Co, A.P. St. Phillip INC., Coastline Towing Corp., Thames Towboat Co. INC., SHEEPSCOT PILOTS,INC.