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ST-914 (USAV MULBERRY)
Pictured as: the Mulberry (Patriot Marine LLC.) Photo by: Will Van Dorp

Built in 2004, by Orange Shipbuilding Incorporated of Orange, Texas (hull #ST-914) as the ST-914 (USAV Mulberry) for the United States Army.

In 2022, the tug was acquired by Patriot Marine Incorporated of Winthrop, Massachusetts. Where she was renamed as the Mulberry.

Powered by two, Cummins KTA19-M3 diesel engines. Turning two, Kaplan, four bladed, fixed pitch propellors, mounted in kort nozzles. She is a twin screw tug, rated at 1,280 horsepower.

Her electrical service is provided by two, Onan, 53kW generator sets. The tug's capacities are 2,979 gallons of fuel, and 768 gallons of lube oil.

The towing equipment consists of two, 7.5 horsepower face winches mounted on the bow.


  • Vessel Name: ST-914 (USAV MULBERRY)
  • USCG Doc. No.: 1322846
  • Vessel Service: TOWING VESSEL
  • Trade Indicator: Coastwise Unrestricted
  • Call Sign: WDM7381
  • Hull Material: STEEL
  • Hull Number: ST-914
  • Ship Builder: ORANGE SHIPBUILDING INC.
  • Year Built: 2004
  • Length: 59.8
  • Hailing Port: NEW HAVEN, CT.
  • Hull Depth: 11.3
  • Hull Breadth: 22
  • Gross Tonnage: 99
  • Net Tonnage: 79
  • Previous Vessel Names:
    USAV Mulberry (ST-914), ST-914
  • Previous Vessel Owners:
    United States Army