(a) The Matagorda Island State Park and Wildlife Management Area is established under the jurisdiction of the department to be used for public recreational and wildlife conservation purposes as a state park and to be used as a wildlife management area.
(b) The Matagorda Island State Park and Wildlife Management Area consists of all land, including tideland, submerged land, and beaches, on Matagorda Island in Calhoun County belonging to the state on June 1, 1979, other than permanent school fund land, and any other land on Matagorda Island acquired after that date by the department for inclusion in the park and wildlife management area.