; (ii) the longest living trees that provide the most shade over the longest period of time; (iii) the healthiest and most vigorous trees with the greatest potential for crown growth in— (I) plantations; and (II) natural stands adjacent to plantations; and (iv) mature hardwoods. (6) Stewardship contract The term stewardship contract means an agreement or contract entered into under section 604 of the Healthy Forests Restoration Act of 2003 ( 16 U.S.C. 6591c ). (7) Wildland-urban interface The term wildland-urban interface has the meaning given the term in section 101 of the Healthy Forests Restoration Act of 2003 ( 16 U.S.C. 6511 ). (b) Establishment Subject to valid existing rights, there is established the South Fork Trinity-Mad River Restoration Area, comprising approximately 871,414 acres of Federal land administered by the Forest Service and the Bureau of Land Management, as generally depicted on the map entitled South Fork Trinity-Mad River Restoration Area and dated May 15, 2020. (c) Purposes The purposes of the restoration area are— (1) to establish, restore, and maintain fire-resilient late successional forest structures characterized by large trees and multistoried canopies, as ecologically appropriate, in the restoration area; (2) to protect late successional reserves in the restoration area; (3) to enhance the restoration of Federal land in the restoration area; (4) to reduce the threat posed by wildfires to communities in or in the vicinity of the restoration area; (5) to protect and restore aquatic habitat and anadromous fisheries; (6) to protect the quality of water within the restoration area; and (7) to allow visitors to enjoy the scenic, recreational, natural, cultural, and wildlife values of the restoration area. (d) Management (1) In general The Secretary shall manage the restoration area— (A) in a manner— (i) consistent with the purposes described in subsection (c)