Built in 1982, by Sherman Shipyard Incorporated of Panama City, Florida (hull #21) as the Captain Red for the STC Company of Wilmington, Delaware.
In 1990, the tug was bare boat chartered to Marine Petroleum Transportation Company of Wilmington, Delaware. Where she retained her name.
In 1996, she was sold and renamed as the Merchants Hope.
In 1999, the tug was acquired by the BayGulf Trading Corporation Norfolk, Virginia. Where she was renamed as the Barret L.
In 2007, the BayGulf Trading Corporation was acquired by the K-Sea Transportation Partnership Incorporated of East Brunswick, New Jersey. Where the tug was renamed as the Davis Sea.
In 2008, the tug was outfitted with an upper wheelhouse, and a JAK-400 coupler system at Feeney's Enterprises of Kingston, New York.
In 2011, the K-Sea Transportation Partnership Incorporated was acquired by the Kirby Corporation of Channelview, Texas. Where the tug retained her name.
In 2018, she was phased out of active service, and was "laid up" at Houston, Texas.
In 2019, the tug was acquired by IntraTug (the Intracoastal Tug and Barge Company) of Maurice, Louisiana. Where she was renamed as the Intra Repose.
In 2020, she was acquired by Intracoastal Marine Incorporated of Chesapeake, Virginia. Where the tug was renamed as the Defender.
Powered by two, Cummins KTA-38 diesel engines, with Twin Disc MG 540 reduction gears. She is a twin screw tug, rated at 2,000 horsepower.
Her electrical service is provided by two, John Deere 4045 generator sets. The tug's capacities are 22,550 gallons of fuel, 330 gallons of lube oil, and 22,550 gallons of water.