|Goose Island State Park, 321.4 acres, surrounded by the St. Charles and Aransas Bays, is located north of Rockport in Aransas County. The shoreline is comprised of concrete bulkhead, oyster shell, mud flat, and marsh grass. The main recreational activities are camping, excellent birding, and fishing. Other activities include picnicking, boating (motors allowed), nature study, wildlife observation, and photography. Tours: Guided nature hikes are held year round. Guided birding tours are held from January through April.