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Accuracy of aging ducks in the U.S. Fish and Wildlife Service Waterfowl Parts Collection Survey

ABSTRACT The U.S. Fish and Wildlife Service conducts an annual Waterfowl Parts Collection Survey to estimate composition of harvested waterfowl by species, sex, and age (i.e., juv or ad). The survey relies on interpretation of duck wings by a group of experienced biologists at annual meetings (herea...

Ausführliche Beschreibung

Gespeichert in:
Hauptverfasser: Aaron T. Pearse, Douglas H. Johnson, Kenneth D. Richkus, Frank C. Rohwer, Robert R. Cox Jr., Paul I. Padding
Format: Artigo
Sprache:Inglês
Veröffentlicht: Wiley 2014-03-01
Schriftenreihe:Wildlife Society Bulletin
Schlagworte:
age composition
Aix sponsa
Anas discors
Anas platyrhynchos
Anatidae
blue‐winged teal
Online-Zugang:https://doi.org/10.1002/wsb.373
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