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RORY M. CENAC
Pictured as: the Lock Master (Magnolia Fleet) Photo by: Captain Ted

Built in 1967, by Main Iron Works Incorporated of Houma, Louisiana (hull #185) as the Rory M. Cenac for the Cenac Towing Company Incorporated of Houma, Louisiana.

In 1992, the Cenac Towing Company renamed the tug as the E.A. Cenac.

In 2000, she was acquired by Canyon Marine Incorporated of Houma, Louisiana. Where the tug was renamed as the E.H. DeMouy.

In 2007, the tug was sold. Where she was renamed as the Bayou Royal.

In 2007, she was acquired by G and B Marine Incorporated of Houma, Louisiana. Where the tug was renamed as the Capt. L. Gambarella.

In 2010, the tug was acquired by Magnolia Tugs Incorporated of Belle Chasse, Louisiana. Where she was renamed as the Lock Master.

Powered by two, Cummins KT19 diesel engines. She is a twin screw towboat, rated at 1,000 horsepower.


  • Vessel Name: RORY M. CENAC
  • USCG Doc. No.: 509353
  • Vessel Service: TOWING VESSEL
  • Trade Indicator: Coastwise Unrestricted
  • Call Sign: WDF4136
  • Hull Material: STEEL
  • Hull Number: 185
  • Ship Builder: MAIN IRON WORKS INC
  • Year Built: 1967
  • Length: 57
  • Hailing Port: NEW ORLEANS, LA.
  • Hull Depth: 7.6
  • Hull Breadth: 22.1
  • Gross Tonnage: 94
  • Net Tonnage: 64
  • Owner:
    MAGNOLIA TUGS LLC
    14981 RIVER RD (HAHNVILLE LA) PO BOX 813
    DESTREHAN, LA 70047
  • Previous Vessel Names:
    Rory M. Cenac, E.A. CENAC, E H DEMOUY, BAYOU ROYAL, CAPT L GAMBARELLA
  • Previous Vessel Owners:
    Cenac Towing Co. Inc.m CANYON MARINE SERVICES INC, OFFSHORE SPECIALTY FABRICATORS INC, GAMBARELLA MARINE LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC, MAGNOLIA TUGS LLC