Boat Dealers Gulf Coast Marine Corpus Christi and Houston, TX, Gulf Coast Marine has a large selection of Offshore Boats, Bay Boats, Shallow water boats, Recreational boats, Saltwater boats, new boats and used boats and the most complete marine sales and service center in Texas. Inventory Includes Contender, Everglades, Blue Wave, Gulf Coast Boats, Shallow Stalker Boats, Tiburon, Silver Wave, SCB, Sea Hunt, Shallow Sport, World Cat, Boca Bay, Premier Pontoon, Aquasport Boats, Saber Cat Boats. Located in Corpus Christi, Seabrook / Houston, Bayou Vista / Hitc.