Increases in the Number of American Black Ducks Wintering in Nova Scotia, 1970–2015
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DOI: 10.3996/032017-jfwm-031
Abstract: Abstract Despite extensive conservation and management efforts, American black duck (Anas rubripes) populations remain below desired population levels. Researchers have noted declines at a number o... read more here.
Keywords: increases number; number american; number; american black ... See more keywords