Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 0.7% Week 2 Frequency: 1.2% Week 3 Frequency: 0.4% Week 4 Frequency: 0.3% Week 1 Frequency: 0.9% Week 2 Frequency: 1.9% Week 3 Frequency: 0.7% Week 4 Frequency: 1.4% Week 1 Frequency: 1.1% Week 2 Frequency: 1.8% Week 3 Frequency: 2.9% Week 4 Frequency: 1.9% Week 1 Frequency: 4.7% Week 2 Frequency: 4.1% Week 3 Frequency: 4.7% Week 4 Frequency: 5.4% Week 1 Frequency: 5.9% Week 2 Frequency: 5.9% Week 3 Frequency: 4.7% Week 4 Frequency: 3.2% Week 1 Frequency: 5.2% Week 2 Frequency: 4.3% Week 3 Frequency: 2.2% Week 4 Frequency: 3.1% Week 1 Frequency: 0.8% Week 2 Frequency: 1.6% Week 3 Frequency: 3.1% Week 4 Frequency: 4.3% Week 1 Frequency: 2.3% Week 2 Frequency: 0.8% Week 3 Frequency: 2.5% Week 4 Frequency: 3.9% Week 1 Frequency: 2.7% Week 2 Frequency: 6.2% Week 3 Frequency: 1.8% Week 4 Frequency: 5.5% Week 1 Frequency: 3.2% Week 2 Frequency: 3.8% Week 3 Frequency: 2.2% Week 4 Frequency: 3.1% Week 1 Frequency: 0.8% Week 2 Frequency: 2.8% Week 3 Frequency: 2% Week 4 Frequency: 2.7% Week 1 Frequency: 1.3% Week 2 Frequency: 1% Week 3 Frequency: 3% Week 4 Frequency: 0.7%
Weekly frequency data

Last seen: 25 Apr 2019 by Steven W. Cardiff

© Marky Mutchler
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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 0.2% Week 2 Frequency: 0.2% Week 3 Frequency: 0.2% Week 4 Frequency: 0.9% Week 1 Frequency: 1.1% Week 2 Frequency: 0.4% Week 3 Frequency: 0.4% Week 4 Frequency: 0.3% Week 1 Frequency: 0.3% Week 2 Frequency: 0.3% Week 3 Frequency: 0.2% Week 4 Frequency: 0.4% Week 1 Frequency: 0% Week 2 Frequency: 0.2% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.3% Week 1 Frequency: 0.8% Week 2 Frequency: 0.7% Week 3 Frequency: 1.4% Week 4 Frequency: 1.2% Week 1 Frequency: 2% Week 2 Frequency: 0% Week 3 Frequency: 2% Week 4 Frequency: 0.7%
Weekly frequency data

Last seen: 5 Jan 2019 by Jesse Means

© Tyler Williams
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Ross's Goose

January February March April May June July August September October November December
Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0.5% Week 2 Frequency: 0.2% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.6% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.2%
Weekly frequency data

Last seen: 19 Nov 2016 by Matt Brady

© Steven Mlodinow
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 0.2% Week 2 Frequency: 0.2% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0.2% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.5% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0.1% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.3% Week 1 Frequency: 0.3% Week 2 Frequency: 0.4% Week 3 Frequency: 0% Week 4 Frequency: 0.5% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.8% Week 3 Frequency: 1.9% Week 4 Frequency: 1.1% Week 1 Frequency: 0% Week 2 Frequency: 0.7% Week 3 Frequency: 1.4% Week 4 Frequency: 0.7% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 25 Nov 2018 by Suzanne Zuckerman

© Van Remsen
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Canada Goose

January February March April May June July August September October November December
Week 1 Frequency: 16.5% Week 2 Frequency: 12.6% Week 3 Frequency: 10.9% Week 4 Frequency: 12.5% Week 1 Frequency: 17.8% Week 2 Frequency: 16.1% Week 3 Frequency: 14.9% Week 4 Frequency: 15.7% Week 1 Frequency: 18.1% Week 2 Frequency: 13.3% Week 3 Frequency: 14.4% Week 4 Frequency: 11.7% Week 1 Frequency: 12.3% Week 2 Frequency: 11.9% Week 3 Frequency: 11.5% Week 4 Frequency: 8.9% Week 1 Frequency: 11.8% Week 2 Frequency: 9.3% Week 3 Frequency: 7.9% Week 4 Frequency: 5.6% Week 1 Frequency: 6% Week 2 Frequency: 7.9% Week 3 Frequency: 10.1% Week 4 Frequency: 4.4% Week 1 Frequency: 5.4% Week 2 Frequency: 4.7% Week 3 Frequency: 8.6% Week 4 Frequency: 8.1% Week 1 Frequency: 7% Week 2 Frequency: 7.9% Week 3 Frequency: 9.4% Week 4 Frequency: 6.3% Week 1 Frequency: 9.1% Week 2 Frequency: 10% Week 3 Frequency: 9.6% Week 4 Frequency: 7.5% Week 1 Frequency: 9.1% Week 2 Frequency: 9.8% Week 3 Frequency: 11.8% Week 4 Frequency: 9% Week 1 Frequency: 11.9% Week 2 Frequency: 11.2% Week 3 Frequency: 13.6% Week 4 Frequency: 11.3% Week 1 Frequency: 11.1% Week 2 Frequency: 12.5% Week 3 Frequency: 10.6% Week 4 Frequency: 11.9%
Weekly frequency data

Last seen: 24 Apr 2019 by Barbara Matens

© Van Remsen
© Amanda Benge
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Wood Duck

January February March April May June July August September October November December
Week 1 Frequency: 18.9% Week 2 Frequency: 11.9% Week 3 Frequency: 16.2% Week 4 Frequency: 19.3% Week 1 Frequency: 20.3% Week 2 Frequency: 21.7% Week 3 Frequency: 16.5% Week 4 Frequency: 26% Week 1 Frequency: 28.7% Week 2 Frequency: 27.9% Week 3 Frequency: 29.4% Week 4 Frequency: 23.4% Week 1 Frequency: 28.5% Week 2 Frequency: 21.8% Week 3 Frequency: 21.1% Week 4 Frequency: 20.8% Week 1 Frequency: 24.4% Week 2 Frequency: 27.1% Week 3 Frequency: 25.1% Week 4 Frequency: 15.7% Week 1 Frequency: 18.7% Week 2 Frequency: 23% Week 3 Frequency: 15.9% Week 4 Frequency: 11.9% Week 1 Frequency: 6.2% Week 2 Frequency: 9.3% Week 3 Frequency: 7.8% Week 4 Frequency: 11.8% Week 1 Frequency: 8.6% Week 2 Frequency: 11.9% Week 3 Frequency: 14.4% Week 4 Frequency: 13.3% Week 1 Frequency: 16.4% Week 2 Frequency: 15.4% Week 3 Frequency: 13.2% Week 4 Frequency: 17.9% Week 1 Frequency: 16.3% Week 2 Frequency: 12% Week 3 Frequency: 15.9% Week 4 Frequency: 12% Week 1 Frequency: 18.9% Week 2 Frequency: 16.5% Week 3 Frequency: 15.1% Week 4 Frequency: 13.7% Week 1 Frequency: 15.4% Week 2 Frequency: 15.7% Week 3 Frequency: 16.2% Week 4 Frequency: 19.5%
Weekly frequency data

Last seen: 25 Apr 2019 by Barbara Matens

© Marky Mutchler
© Taylor Turner
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