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MABEL C.
Pictured as: the Hunter (Crowley Marine Services) Photo by: Kyle Stubbs

Built in 1977, McDermott Shipyard Incorporated of Morgan City, Louisiana (hull #224) as the Hunter for Crowley Marine Services of Seattle, Washington.

In 2020, the tug was acquired by Dolphin Tugs Incorporated of Panama City, Panama. Where she was renamed as the Hunter 128.

In 2024, she was acquired by the Curtin Maritime Corporation of Long Beach, California. Where the tug was renamed as the Mabel C.

Powered by two, twenty cylinder, EMD 20-645-EG diesel engines. With Falk reduction gears, at a ratio of 4.345:1. Turning two, 132(in) by 82(in), five bladed, stainless steel, fixed pitch propellers. She is a twin screw tug, rated at 7,200 horsepower.

Her electrical service is provided by two, 90kW, Caterpillar D 3304 generator sets. The tug's capacities are 155,000 gallons of fuel oil, 3,300 gallons of lube oil, and 15,000 gallons of potable water,

The towing equipment consists of a double drum, Markey TDSDW 36C, towing winch. Outfitted with 3,000(ft) of 2.75(in) towing wire on each drum.


  • Vessel Name: MABEL C.
  • USCG Doc. No.: 578655
  • Vessel Service: TOWING VESSEL
  • IMO Number: 7726495
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WBN3744
  • Hull Material: STEEL
  • Hull Number: 224
  • Ship Builder: MCDERMOTT SHIPYARD
  • Year Built: 1976
  • Length: 128.6
  • Hailing Port: SAN FRANCISCO, CA.
  • Hull Depth: 19.2
  • Hull Breadth: 36.5
  • Gross Tonnage: 199
  • Net Tonnage: 135
  • Previous Vessel Names:
    HUNTER, HUNTER 128
  • Previous Vessel Owners:
    CROWLEY MARINE SERVICES INC., DOLPHIN TUGS INC.