Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 25.2% Week 2 Frequency: 20.8% Week 3 Frequency: 25.3% Week 4 Frequency: 23.5% Week 1 Frequency: 23.6% Week 2 Frequency: 20.1% Week 3 Frequency: 21% Week 4 Frequency: 31% Week 1 Frequency: 31.4% Week 2 Frequency: 35.9% Week 3 Frequency: 38.5% Week 4 Frequency: 52.4% Week 1 Frequency: 49.7% Week 2 Frequency: 54% Week 3 Frequency: 51.5% Week 4 Frequency: 51.6% Week 1 Frequency: 50.5% Week 2 Frequency: 47.9% Week 3 Frequency: 53.4% Week 4 Frequency: 56.3% Week 1 Frequency: 52.8% Week 2 Frequency: 51.3% Week 3 Frequency: 47.2% Week 4 Frequency: 47.2% Week 1 Frequency: 47.5% Week 2 Frequency: 52% Week 3 Frequency: 47.4% Week 4 Frequency: 46.5% Week 1 Frequency: 46.4% Week 2 Frequency: 42.4% Week 3 Frequency: 38.6% Week 4 Frequency: 46% Week 1 Frequency: 45.8% Week 2 Frequency: 40.5% Week 3 Frequency: 37% Week 4 Frequency: 32.7% Week 1 Frequency: 30.2% Week 2 Frequency: 31% Week 3 Frequency: 27.3% Week 4 Frequency: 33.1% Week 1 Frequency: 32.1% Week 2 Frequency: 30.9% Week 3 Frequency: 26.5% Week 4 Frequency: 31.7% Week 1 Frequency: 28.9% Week 2 Frequency: 25.2% Week 3 Frequency: 30% Week 4 Frequency: 29.6%
Weekly frequency data

Last seen: 26 Jan 2020 by Sergey Buben

© Nathaniel 'Nariman' Pylant
© Kathleen Dvorak

Fulvous Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 0.3% Week 2 Frequency: 1% Week 3 Frequency: 1.8% Week 4 Frequency: 1.1% Week 1 Frequency: 1.2% Week 2 Frequency: 1% Week 3 Frequency: 0.3% Week 4 Frequency: 0.5% Week 1 Frequency: 0.6% Week 2 Frequency: 3% Week 3 Frequency: 2.8% Week 4 Frequency: 1.5% Week 1 Frequency: 1.3% Week 2 Frequency: 2.4% Week 3 Frequency: 1.5% Week 4 Frequency: 2.5% Week 1 Frequency: 1.6% Week 2 Frequency: 1.7% Week 3 Frequency: 1% Week 4 Frequency: 0.5% Week 1 Frequency: 0.4% Week 2 Frequency: 1.5% Week 3 Frequency: 1.2% Week 4 Frequency: 2.3% Week 1 Frequency: 1.4% Week 2 Frequency: 1.1% Week 3 Frequency: 0.4% Week 4 Frequency: 0.8% Week 1 Frequency: 0.3% Week 2 Frequency: 0.7% Week 3 Frequency: 0.7% Week 4 Frequency: 0.2% Week 1 Frequency: 1.4% Week 2 Frequency: 0.3% Week 3 Frequency: 0.6% Week 4 Frequency: 0.2% Week 1 Frequency: 0.3% Week 2 Frequency: 0.3% Week 3 Frequency: 0.3% Week 4 Frequency: 0.4% Week 1 Frequency: 0.2% Week 2 Frequency: 0.3% Week 3 Frequency: 0.4% Week 4 Frequency: 0.8% Week 1 Frequency: 0.5% Week 2 Frequency: 0% Week 3 Frequency: 0.7% Week 4 Frequency: 0.3%
Weekly frequency data

Last seen: 26 Jan 2020 by Janey Woodley

© Bill Schneider
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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 5.5% Week 2 Frequency: 4.1% Week 3 Frequency: 6.7% Week 4 Frequency: 4.2% Week 1 Frequency: 2.6% Week 2 Frequency: 2.1% Week 3 Frequency: 1.4% Week 4 Frequency: 1.4% Week 1 Frequency: 1.4% Week 2 Frequency: 0.4% 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: 0.1% 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: 0.3% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.5% Week 4 Frequency: 1.4% Week 1 Frequency: 2.9% Week 2 Frequency: 4.9% Week 3 Frequency: 5.6% Week 4 Frequency: 6.7% Week 1 Frequency: 5.6% Week 2 Frequency: 11.3% Week 3 Frequency: 12.3% Week 4 Frequency: 6.9%
Weekly frequency data

Last seen: 20 Jan 2020 by Jamie B Wagner

© Bill Schneider
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Ross's Goose

January February March April May June July August September October November December
Week 1 Frequency: 0.8% Week 2 Frequency: 0.8% Week 3 Frequency: 3.3% Week 4 Frequency: 0.6% Week 1 Frequency: 0.2% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0.2% Week 2 Frequency: 0.2% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.2% 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: 0.1% Week 2 Frequency: 1.3% Week 3 Frequency: 0.2% Week 4 Frequency: 1.7% Week 1 Frequency: 0.5% Week 2 Frequency: 4.1% Week 3 Frequency: 5.6% Week 4 Frequency: 1.4%
Weekly frequency data

Last seen: 18 Jan 2020 by Albert Ribes

© Bill Schneider
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 1.6% Week 2 Frequency: 1.6% Week 3 Frequency: 2.8% Week 4 Frequency: 1.8% Week 1 Frequency: 1.7% Week 2 Frequency: 1.2% Week 3 Frequency: 0.6% Week 4 Frequency: 0.5% Week 1 Frequency: 0.4% Week 2 Frequency: 0.6% Week 3 Frequency: 0.2% Week 4 Frequency: 0% 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: 0.3% Week 3 Frequency: 3% Week 4 Frequency: 2.7% Week 1 Frequency: 4.1% Week 2 Frequency: 4.1% Week 3 Frequency: 3.8% Week 4 Frequency: 3.1% Week 1 Frequency: 1.9% Week 2 Frequency: 5% Week 3 Frequency: 8.2% Week 4 Frequency: 3.9%
Weekly frequency data

Last seen: 16 Jan 2020 by Albert Ribes

© Bill Schneider
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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% 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: 0.1% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 15 Nov 1971 by TX Bird Rec. Committee Approved Records

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