Swan Census Surveys: Monitoring status and productivity of Trumpeter swans in Wrangell-St. Elias National Park and Preserve

Faber KM, Mitchell C, Reid M, Kozie K, Mullen K. Swan Census Surveys: Monitoring status and productivity of Trumpeter swans in Wrangell-St. Elias National Park and Preserve. 1989

wo types of surveys: population and productivity. Population surveys: flown between Aug. 15-31. Survey requires 1 primary observer, 2 secondary observers, 1 pilot. Primary observer tracks flight path on survey maps, observes swans, records numbers, location, and age composition (adult/cygnet). Secondary observers and pilot search for swans. Productivity surveys: two flights, first one to locate occupied nests in early June; second flight flown Aug. 15-31 to document reproductive success.

Type
Project
Authors
Faber, Kenneth; Mitchell, Carl; Reid, Mason; Kozie, Karin; Mullen, Kit
Units
WRST
Keywords
Abundance, Aerial Surveys, Alaska, Animal Studies, Birds (Aves), Breeding, breeding grounds, Distribution, Migration, Migratory Species, Monitoring, Nesting Success, Nesting Success, Population Estimates, Productivity, Reproduction, staging areas, Trumpeter Swans, Tundra Swans, Waterfowl, Wildlife
Subjects
Ecological Framework: Biological Integrity | Focal Species or Communities | Birds

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