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MARY GELLATLY (1978)
Pictured as: the Alice Winslow (Winslow Marine) Photo by: Birk Thomas

Built in 1978, by Halter Marine of New Orleans, Louisiana (hull #582) as the Capt. Jentry for the Jackson Marine Company for the Jackson Marine Corporation of Houston, Texas.

She was originally operated by Darce Towing of Houston, Texas. The tug was leased from the Jackson Marine Company of Houston, Texas. The tug was painted in the Jackson Marine colors which were white on top, 6(in) black stripe, then haze gray underneath. She operated as an anchor tug with pipe laying and jet barges in the Gulf of Mexico in the spring, summer, and winter of 1978.

Jackson Marine was owned by the Halliburton Corporation of Houston, Texas. The company owned a total of ninety vessels. Consisting mainly of offshore tugs, and supply vessels. With some chemical transport and some well stimulation vessels.

Jackson Marine Corporation later merged with Zapata Gulf Marine of Houston, Texas and Gulf Fleet of Houston, Texas. The company became the largest shipping company in the world with a total of four hundred fifteen vessels. Tidewater Incorporated of New Orleans, Louisiana at that time had about two hundred seventy five vessels.

In the fall of 1986, Seahorse Marine of Lockport, Louisiana merged into Zapata Gulf Marine adding an additional ninety vessels to the fleet.

Seahorse Marine had been founded by the Arthur Levey family as Arthur Levey Boat Company after World War II. The company was later acquired by Petrolane Natural Gas of Belding, Mississippi. Where the company was renamed Seahorse Marine. In 1985, Petrolane was acquired by Texas Eastern of Houston, Texas. Which was a larger natural gas company. However, in the fall of 1986, Texas Eastern traded the company to Zapata Gulf Marine for an exchange of stock.

On January 15th of 1992 Zapata Gulf merged with Tidewater Marine of New Orleans, Louisiana.

The tug was later acquired by Amerada Hess of New York, New York. Where she was renamed as the North Star.

Amerada Hess was then acquired by Leevac Marine of Jennings, Louisiana. Where she was renamed as the North Service.

In 1997, Hornbeck Offshore Services of New Orleans, Louisiana and Leevac Marine merged to form Hornbeck Offshore Transportation. Where the tug retained her name.

In 2003, the tug was acquired by Gellatly Criscione Services of Point Pleasant, New Jersey. Where she was renamed as the Mary Gellatly. And, in 2010, the tug was outfitted with and upper wheelhouse.

Powered by two Caterpillar D-399 16 cylinder main engines with Reintjes reduction gears at a ratio of 6:1 turning two fixed pitch, high efficiency, four bladed 100(in) by 76(in) propellers for a rated 2,200 horsepower.

Her electrical service is provided by two 75kW generatos, driven by two GM 6-71 diesel engines. The tug's towing gear consists of a double drum tow winch equipped with 2,000(ft) of 1.75(in) diameter stainless steel wire. The towing winch is driven by a single GM 6-71 diesel engine.

In 2013, the tug was acquired by Winlsow Marine of Southport, Maine. Where she was renamed as the Alice Winslow.
(Captain Eric Takakjian)


  • Vessel Name: MARY GELLATLY (1978)
  • USCG Doc. No.: 592075
  • Vessel Service: TOWING VESSEL
  • IMO Number: 7829340
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDE6634
  • Hull Material: STEEL
  • Hull Number: 582
  • Ship Builder: HALTER MARINE INC
  • Year Built: 1978
  • Length: 93
  • Hailing Port: SOUTHPORT, ME.
  • Hull Depth: 11.4
  • Hull Breadth: 30
  • Gross Tonnage: 187
  • Net Tonnage: 127
  • Owner:
    SHEEPSCOT PILOTS,INC.
    26 WINSLOW WAY
    SOUTHPORT, ME 04576
  • Previous Vessel Names:
    Capt. Jentry, North Star, North Service, Mary Gellatly
  • Previous Vessel Owners:
    Jackson Marine Corporation, Darce Towing (Charter), Gulf Fleet, Zapata Gulf, Tidewater Marine, Hess Oil, Leevac Marine, Hornbeck Offshore Transportation, GELLATLY & CRISCIONE SERVICES CORP