In general— If, based on peer-reviewed science and after public comment, the Secretary determines that additional restrictions on access to a portion of the Cape Hatteras National Seashore Recreational Area are necessary to protect species listed as endangered under the Endangered Species Act of 1973 (
16 U.S.C. 1531 et seq.), the Secretary may only restrict, by limitation, closure, buffer, or otherwise, pedestrian and motorized vehicular access for recreational activities for the shortest possible time and on the smallest possible portions of the Cape Hatteras National Seashore Recreational Area.