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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... -
WRST Sheep and Goat Count Units
Aerial survey units for surveys of Dall's sheep and mountain goats in Wrangell-St. Elias National Park and Preserve. The count areas were originally delineated by Alaska... -
WRST Sheep and Goat Count Units
Aerial survey units for surveys of Dall's sheep and mountain goats in Wrangell-St. Elias National Park and Preserve. The count areas were originally delineated by Alaska...