Pictured as: the R.L. Enterkin (Great Lakes Dredge) Photo by: Marc Piche
Built in 1977, by Terrebonne Shipbuilders Incorporated of Houma, Louisiana (hull #14) as the Ruth Marie for the Great Lakes Dredge and Dock Company of Oak Brook, Illinois.
In 2005, the Great Lakes Dredge and Dock Company renamed the tug as the R.L. Enterkin.
She is a twin screw tug, rated at 900 horsepower.