Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 1.7% Week 2 Frequency: 1.5% Week 3 Frequency: 1.6% Week 4 Frequency: 0.9% Week 1 Frequency: 1.3% Week 2 Frequency: 2.3% Week 3 Frequency: 4.3% Week 4 Frequency: 8.2% Week 1 Frequency: 11.9% Week 2 Frequency: 14.7% Week 3 Frequency: 20.5% Week 4 Frequency: 24.4% Week 1 Frequency: 21% Week 2 Frequency: 21.2% Week 3 Frequency: 17.1% Week 4 Frequency: 17.6% Week 1 Frequency: 20.4% Week 2 Frequency: 21.9% Week 3 Frequency: 20.4% Week 4 Frequency: 19.9% Week 1 Frequency: 20.7% Week 2 Frequency: 13.8% Week 3 Frequency: 14% Week 4 Frequency: 16.2% Week 1 Frequency: 12.9% Week 2 Frequency: 13.6% Week 3 Frequency: 11.2% Week 4 Frequency: 12.8% Week 1 Frequency: 12.4% Week 2 Frequency: 12.1% Week 3 Frequency: 8% Week 4 Frequency: 13.9% Week 1 Frequency: 13.3% Week 2 Frequency: 12.4% Week 3 Frequency: 15.1% Week 4 Frequency: 11% Week 1 Frequency: 9.4% Week 2 Frequency: 7.9% Week 3 Frequency: 6.3% Week 4 Frequency: 4.2% Week 1 Frequency: 5.2% Week 2 Frequency: 3.8% Week 3 Frequency: 3.5% Week 4 Frequency: 1.6% Week 1 Frequency: 1.9% Week 2 Frequency: 1.6% Week 3 Frequency: 2.1% Week 4 Frequency: 1%
Weekly frequency data

Last seen: 26 May 2020 by HAS Conservation

© Tim Lenz
© Paul Sellin

Fulvous Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% Week 4 Frequency: 0.2% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.2% Week 4 Frequency: 0.1% Week 1 Frequency: 0.7% Week 2 Frequency: 0.4% Week 3 Frequency: 1% Week 4 Frequency: 0.9% Week 1 Frequency: 2% Week 2 Frequency: 2.6% Week 3 Frequency: 2.9% Week 4 Frequency: 3.5% Week 1 Frequency: 3.5% Week 2 Frequency: 3.7% Week 3 Frequency: 3.4% Week 4 Frequency: 4.3% Week 1 Frequency: 3.3% Week 2 Frequency: 3.8% Week 3 Frequency: 4.1% Week 4 Frequency: 2.7% Week 1 Frequency: 0.9% Week 2 Frequency: 3.1% Week 3 Frequency: 2.3% Week 4 Frequency: 1.3% Week 1 Frequency: 1.2% Week 2 Frequency: 1.5% Week 3 Frequency: 0.8% Week 4 Frequency: 1% Week 1 Frequency: 0.1% Week 2 Frequency: 0.3% Week 3 Frequency: 1.6% Week 4 Frequency: 0.6% Week 1 Frequency: 0.2% Week 2 Frequency: 0.1% Week 3 Frequency: 0.2% Week 4 Frequency: 0.3% Week 1 Frequency: 0.8% Week 2 Frequency: 1.5% Week 3 Frequency: 0.3% Week 4 Frequency: 0.3% Week 1 Frequency: 0.1% Week 2 Frequency: 0.2% Week 3 Frequency: 0.2% Week 4 Frequency: 0.1%
Weekly frequency data

Last seen: 24 May 2020 by Mary Anne Weber

© Bryan Calk
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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 2.7% Week 2 Frequency: 1.3% Week 3 Frequency: 2% Week 4 Frequency: 1.4% Week 1 Frequency: 1.1% Week 2 Frequency: 0.9% Week 3 Frequency: 1.2% Week 4 Frequency: 0.9% Week 1 Frequency: 0.2% Week 2 Frequency: 0.3% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: <0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% 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: 0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% Week 4 Frequency: 0.7% Week 1 Frequency: 1.1% Week 2 Frequency: 6.6% Week 3 Frequency: 2.7% Week 4 Frequency: 2.7% Week 1 Frequency: 2.2% Week 2 Frequency: 3.5% Week 3 Frequency: 5.4% Week 4 Frequency: 4.8%
Weekly frequency data

Last seen: 29 Feb 2020 by Charmaine Jones

© Ferit Başbuğ
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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: 0.3% Week 3 Frequency: 0.3% Week 4 Frequency: 0.1% Week 1 Frequency: 0.3% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0.2% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0% Week 1 Frequency: <0.1% Week 2 Frequency: 0% Week 3 Frequency: <0.1% 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: 0.1% Week 2 Frequency: 1.5% Week 3 Frequency: 0.2% Week 4 Frequency: 0.2% Week 1 Frequency: 0.4% Week 2 Frequency: 0.7% Week 3 Frequency: 1.3% Week 4 Frequency: 0.8%
Weekly frequency data

Last seen: 8 Jan 2020 by richard duke liebler

© Bryan Calk
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 1.1% Week 2 Frequency: 0.3% Week 3 Frequency: 0.7% Week 4 Frequency: 0.1% Week 1 Frequency: 0.4% Week 2 Frequency: 0.2% Week 3 Frequency: 0.4% Week 4 Frequency: 0.2% Week 1 Frequency: 0% Week 2 Frequency: 0.3% Week 3 Frequency: 0% Week 4 Frequency: 0.1% Week 1 Frequency: <0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% 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: 0.6% Week 3 Frequency: 0.4% Week 4 Frequency: 0.9% Week 1 Frequency: 0.3% Week 2 Frequency: 1.5% Week 3 Frequency: 0.3% Week 4 Frequency: 0.7% Week 1 Frequency: 0.4% Week 2 Frequency: 0.5% Week 3 Frequency: 2% Week 4 Frequency: 1.2%
Weekly frequency data

Last seen: 26 Apr 2020 by Michelle Romedy

© Jeff Sexton
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Brant

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% 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: <0.1% 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% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 13 Dec 1986 by Derek Muschalek

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Black Rail

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© Fred Collins
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