Except as otherwise provided in sections
of this title, the Secretary shall administer the seashore in accordance with sections
of this title, as amended and supplemented. In the administration of the seashore the Secretary may utilize such statutory authorities available to him for the conservation and management of wildlife natural resources as he deems appropriate to carry out the purposes of sections
of this title. With respect to Fort Redoubt, Fort San Carlos, Fort Barrancas at Pensacola Naval Air Station, Fort Pickens on Santa Rosa Island, and Fort McRee on Perdido Key, Florida, and Fort Massachusetts on Ship Island, Mississippi, together with such adjacent lands as the Secretary may designate, the Secretary shall administer such lands so as to recognize, preserve, and interpret their national historical significance in accordance with sections
of this title, and he may designate them as national historic sites.