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Search: authors:"Blake A. Bartzen"

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Migration characteristics of long-tailed ducks (Clangula hyemalis) from the western Canadian Arctic

222, Ardrossan, AB T6B 2X3 , Canada 1 Canadian Wildlife Service, Prairie and Northern Wildlife Research Center , 115 Perimeter Road, Saskatoon, SK S7N 0X4 , Canada 2 & Blake A. Bartzen 3 U.S. Fish and