Aransas Bay is a bay on the Texas gulf coast, approximately 30 miles (48 km) northeast of Corpus Christi. It is separated from the Gulf of Mexico by San José Island (also referred to as St. Joseph Island). Aransas Pass is the most direct navigable outlet into the Gulf of Mexico from the bay. Aransas Bay is part of the Mission-Aransas National Estuarine Research Reserve. Nearby towns include Rockport and Fulton (From Wikipedia).