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Guthrie Zimmerman

Population Ecologist
Email: Guthrie_Zimmerman@fws.gov
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These data provide estimates of abundance and measures of harvest pressure for five species (mallard, American green-winged teal, wood duck, ring-necked duck, and Common and Barrows' goldeneyes combined) of ducks breeding in the Atlantic Flyway of North America, 1998-2017. Abundance data are based on federal and state surveys encompassing southern Ontario, Quebec, and Maine south to Florida. Harvest rates are provided for those species with adequate band recovery data (mallard wood duck, green-winged teal), and absolute harvest is provided for those that do not (ring-necked duck, goldeneyes). Indices of harvest pressure are based on federal surveys. Also included are the number of wings of each species received...
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