Discover Dauphin Island Marina, your full-service gateway to the Alabama Gulf Coast located near the Gulf of Mexico Intracoastal Waterway, at the mouth of Mobile Bay. Enjoy amenities including marine-grade fuels, boat storage, clean restrooms and showers, and boat cleaning and maintenance. Whether you need a place for your boat or want to book a professional inshore or deep-sea charter, the marina’s got you covered. Plus, explore exciting tours and rentals for a perfect day on the water.