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Waterfowl Population Status, 2002

by Garrettson, Pamela R., Moser, Timothy J., Wilkins, Khristi
Published 2002
“... ± 0.1 million), green-winged teal (A. crecca; 2.3 ± 0.1 million), redheads (Aythya americana; 0.6 ± 0.1...”

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Timing of nesting of upland-nesting ducks in the Canadian prairies and its relation to spring wetland conditions

by Raquel, A.J., Devries, J.H., Howerter, D.W., Alisauskas, R.T., Leach, S.W., Clark, R.G.
Published in Canadian Journal of Zoology (2016)
“... platyrhynchos L., 1758), followed by Northern Shoveler (Anas clypeata L., 1758), American Green-winged Teal...”

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3

Timing of nesting of upland-nesting ducks in the Canadian prairies and its relation to spring wetland conditions

by Raquel, Amelia Jaclyn, Devries, James H, Howerter, D.W., Alisauskas, R.T., Leach, Steve W, Clark, R.G.
Published 2016
“.... platyrhynchos (L., 1758)), followed by northern shoveler (A. clypeata (L., 1758)), green-winged teal (A. crecca...”

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4

Effects of Climate Change and Land Use on Duck Abundance in Canadian Prairie‐Parklands

by Bethke, Raymond W., Nudds, Thomas D.
Published in Ecological Applications (1995)
“.... strepera), 10 000 for Green‐winged Teal (A. crecca), 40 000 for Canvasback (Aythya valisineria), 25 000...”

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5

Waterfowl Population Status, 2007

by Garrettson, Pamela R., Moser, Timothy J., Wilkins, Khristi
Published 2007
“... breeding population estimates . 18 Table 6. Green-winged teal breeding population estimates . 19 Table 7...”

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