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MOI

Built in 1980, by Swiftships Incorporated of Morgan City, Louisiana (hull #0263) as the Mar 10 for the Uaukewai Diving Salvage Company of Honolulu, Hawaii.

In 1999, the tug was acquired by the Smith Maritime Company Honolulu, Hawaii. Which was a part of the Hawaiian Interisland Towing Company of Honolulu, Hawaii. Where she was renamed the Na'ina.

In 2007, the Smith Maritime Company was acquired by the K-Sea Transportation Partnership Incorporated of East Brunswick, New Jersey. Where the tug retained her name.

In 2011, the K-Sea Transportation Partnership Incorporated was acquired by the Kirby Corporation of Channelview, Texas. Where she retained her name.

In 2022, she was acquired by the Sause Brothers Ocean Towing Company of Portland, Oregon. Where the tug was renamed the Moi.

She is a twin screw tug, rated at 1,560 horsepower.


  • Vessel Name: MOI
  • USCG Doc. No.: 630319
  • Vessel Service: TOWING VESSEL
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDD9358
  • Hull Material: STEEL
  • Hull Number: 263
  • Ship Builder: SWIFTSHIPS, INC.
  • Year Built: 1980
  • Length: 94.4
  • Hailing Port: HONOLULU, HI.
  • Hull Depth: 5.4
  • Hull Breadth: 26
  • Gross Tonnage: 96
  • Net Tonnage: 65
  • Previous Vessel Names:
    MAR 10, Na'ina
  • Previous Vessel Owners:
    UAUKEWAI DIVING SALVAGE FISH INC, K-SEA HAWAII INC, KIRBY OFFSHORE MARINE HAWAII LLC,