Upper Kuskokwim Controlled Use Area: The area consists of that portion of Unit 19(D) extending two miles on either side of, and including the Kuskokwim River, upstream from the mouth of the Black River to the mouth of the Swift Fork, extending two miles on either side of, and including, the Takotna River, upstream from the mouth of the Takotna River to Takotna, and extending two miles on either side of, and including, the South Fork River, upstream from the mouth of the South Fork to Nikolai; The area is closed to the use of aircraft for hunting moose, including the transportation of moose hunters, their hunting gear, or parts of moose from September 1 through September 25; however, this provision does not apply to the transportation of moose hunters, their hunting gear, or parts of moose by aircraft between publicly owned airports, including McGrath, Medfra, Nikolai, and Takotna, or the transportation into the area of game meat that has been processed for human consumption.