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GULF EMERALD
Pictured as: the American Emerald (American Workboats) Photo by: Foggy

Built in 1973, by the Service Machine and Shipbuilding Company of Amelia, Louisiana (hull #B 110) as the Gulf Emerald for Gulf Mississippi Marine Incorporated of Houston, Texas.

In 1978, Gulf Mississippi Marine Incorporated became Gulf Fleet Marine Incorporated of Houston, Texas. Where the tug retained her name.

In 1985, Zapata Marine Service, Gulf Fleet Marine Incorporated, and Jackson Marine Services merged to form Zapata Gulf Marine Service Incorporated of Houston, Texas. Where the tug retained her name.

In 1991, the tug was acquired by American Workboats Incorporated of Honolulu, Hawaii. Where she was renamed as the American Emerald.

Powered by two, GM diesel engines. She is a twin screw tug, rated at 2,400 horsepower.
(Carel Boone, Captain Eric Takakjian, Kyle Stubbs)


  • Vessel Name: GULF EMERALD
  • USCG Doc. No.: 5499290
  • Vessel Service: TOWING VESSEL
  • IMO Number: 88422960
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDC6392
  • Hull Material: STEEL
  • Hull Number: B 110
  • Ship Builder: SERV MACHINE & SHIP
  • Year Built: 1973
  • Length: 63.7
  • Hailing Port: HONOLULU, HI.
  • Hull Depth: 9.5
  • Hull Breadth: 23.5
  • Gross Tonnage: 123
  • Net Tonnage: 83
  • Owner:
    AMERICAN WORKBOATS INC
    65 NORTH NIMITZ HWY
    HONOLULU, HI 96817
  • Previous Vessel Names:
    Gulf Emerald
  • Previous Vessel Owners:
    Gulf Mississippi Marine Inc., Gulf Fleet Marine Corp., Zapata Gulf Marine, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC, AMERICAN WORKBOATS INC