16 U.S.C. § 1161

The Secretary shall administer the fur seal rookeries and other Federal real and personal property on the Pribilof Islands, with the exception of lands purchased by the U.S. Fish and Wildlife Service under section 1417 of the Alaska National Interest Lands Conservation Act (Public Law 96–487) or acquired or purchased by any other authority after October 14, 1983, and, in consultation with the Secretary of the Interior, shall ensure that activities on such property are consistent with the purposes of conserving, managing, and protecting the North Pacific fur seals and other wildlife and for other purposes consistent with that primary purpose.