National Park Service Alaskan Dall Sheep Survey Units, Francis Singer, 1984

Dall sheep aerial survey units from the early 1980s by Francis Singer in Noatak National Preserve and Gates of the Arctic National Park and Preserve in Alaska.

Dall sheep were surveyed 1981-83 in six National Parks and Preserves in Alaska by Francis Singer, National Park Service, Alaska Regional Office, Anchorage Alaska. This dataset contains spatial boundaries of his survey units.

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Last Updated July 30, 2019, 17:16 (CDT)
Created July 30, 2019, 17:16 (CDT)