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LABRADOR SEA
Photo by: Birk Thomas

Built in 2002, by the Blount-Barker Shipbuilding Company of Warren, Rhode Island (hull #310) as the Sea Bull for Wittich Marine Incorporated of Bayonne, New Jersey

In 2006, she was acquired by K-Sea Transportation Partnership of East Brunswick, New Jersey where she was renamed as the Labrador Sea.

In 2007, the tug was outfitted with an upper wheelhouse, and a JAK coupler system. The work was completed at Feerney's Enterprises of Kingston, New York.

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

She is a twin screw tug, rated at 2,400 horsepower.


  • Vessel Name: LABRADOR SEA
  • USCG Doc. No.: 01125307
  • Vessel Service: TOWING VESSEL
  • IMO Number: 09265718
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDD4810
  • Hull Material: STEEL
  • Hull Number: 310
  • Ship Builder: BLOUNT BARKER SHIPBUILDING LLC
  • Year Built: 2002
  • Length: 81.7
  • Hailing Port: NEW YORK, NY
  • Hull Depth: 11.8
  • Hull Breadth: 26
  • Gross Tonnage: 148
  • Net Tonnage: 44
  • Owner:
    KIRBY OFFSHORE MARINE OPERATING LLC
    55 WAUGH DRIVE SUITE 1000
    HOUSTON, TX 77007
  • Previous Vessel Names:
    SEA BULL
  • Previous Vessel Owners:
    SEA WOLF MARINE SHIPYARD INC, K-SEA OPERATING PARTNERSHIP L P, K-SEA OPERATING LLC, KIRBY OFFSHORE MARINE OPERATING LLC, KIRBY INLAND MARINE LP, KIRBY OFFSHORE MARINE OPERATING LLC, KIRBY OFFSHORE MARINE OPERATING LLC, KIRBY OFFSHORE MARINE OPERATING LLC, KIRBY OFFSHORE MARINE OPERATING LLC, KIRBY OFFSHORE MARINE OPERATING LLC