This industry comprises establishments primarily engaged in providing navigational services to shipping. Marine salvage establishments are included in this industry. Illustrative Examples: Docking and undocking marine vessel services Piloting services, water transportation Marine vessel traffic reporting services Tugboat services, harbor operation
Providing barge transportation and towing services on inland waters--are classified in U.S. Industry 483211, Inland Water Freight Transportation; and Providing coastal and/or Great Lakes barge transportation services--are classified in U.S. Industry 483113, Coastal and Great Lakes Freight Transportation.