Lesser Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 6.2% Week 2 Frequency: 7.7% Week 3 Frequency: 9.5% Week 4 Frequency: 4.8% Week 1 Frequency: 6.8% Week 2 Frequency: 7.3% Week 3 Frequency: 4% Week 4 Frequency: 6.1% Week 1 Frequency: 6.8% Week 2 Frequency: 3.8% Week 3 Frequency: 7.6% Week 4 Frequency: 5.4% Week 1 Frequency: 8.6% Week 2 Frequency: 6.6% Week 3 Frequency: 9.3% Week 4 Frequency: 4.2% Week 1 Frequency: 4.1% Week 2 Frequency: 9.5% Week 3 Frequency: 13.1% Week 4 Frequency: 9.9% Week 1 Frequency: 8.2% Week 2 Frequency: 18.6% Week 3 Frequency: 12% Week 4 Frequency: 15.1% Week 1 Frequency: 10.7% Week 2 Frequency: 12.5% Week 3 Frequency: 5.3% Week 4 Frequency: 8.9% Week 1 Frequency: 12% Week 2 Frequency: 18.2% Week 3 Frequency: 20% Week 4 Frequency: 12% Week 1 Frequency: 19.2% Week 2 Frequency: 2.8% Week 3 Frequency: 6.7% Week 4 Frequency: 9.4% Week 1 Frequency: 16.2% Week 2 Frequency: 3.8% Week 3 Frequency: 5.7% Week 4 Frequency: 10.8% Week 1 Frequency: 9.4% Week 2 Frequency: 6% Week 3 Frequency: 5.1% Week 4 Frequency: 6.9% Week 1 Frequency: 7.4% Week 2 Frequency: 5.8% Week 3 Frequency: 4.8% Week 4 Frequency: 5.5%
Weekly frequency data

Last seen: 27 Jul 2020 by Michael Allen

© John Sandve
© Will Sweet
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Knob-billed Duck

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: 0.6% 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: 0.1%
Weekly frequency data

Last seen: 28 Dec 2017 by nick upton

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Ruddy Shelduck

January February March April May June July August September October November December
Week 1 Frequency: 0.1% Week 2 Frequency: 0.3% Week 3 Frequency: 0.2% Week 4 Frequency: 0% Week 1 Frequency: 0.7% Week 2 Frequency: 0.6% 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: 1.9% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0.6% Week 3 Frequency: 0% Week 4 Frequency: 1% Week 1 Frequency: 2.3% Week 2 Frequency: 2.7% Week 3 Frequency: 1.2% Week 4 Frequency: 2.5%
Weekly frequency data

Last seen: 21 Jan 2020 by Ayuwat Jearwattanakanok

© Troy Corman
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Common Shelduck

January February March April May June July August September October November December
Week 1 Frequency: 0.3% Week 2 Frequency: 0.3% Week 3 Frequency: 0.9% Week 4 Frequency: 1% Week 1 Frequency: 1.7% Week 2 Frequency: 0.4% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0.4% Week 2 Frequency: 0.3% 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: 0.3% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0.4%
Weekly frequency data

Last seen: 21 Dec 2019 by nick upton

© Krit Adirek
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Cotton Pygmy-Goose

January February March April May June July August September October November December
Week 1 Frequency: 0.1% Week 2 Frequency: 1.3% Week 3 Frequency: 2% Week 4 Frequency: 0.4% Week 1 Frequency: 0.7% Week 2 Frequency: 1.3% Week 3 Frequency: 2.9% Week 4 Frequency: 1.3% Week 1 Frequency: 0.7% Week 2 Frequency: 0.7% Week 3 Frequency: 1.2% Week 4 Frequency: 0.9% 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: 2.5% Week 4 Frequency: 1% Week 1 Frequency: 0% Week 2 Frequency: 6.8% Week 3 Frequency: 0% Week 4 Frequency: 3.2% Week 1 Frequency: 1.8% Week 2 Frequency: 2.1% Week 3 Frequency: 0% Week 4 Frequency: 1.3% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 6.7% Week 4 Frequency: 0% Week 1 Frequency: 3.8% Week 2 Frequency: 2.8% Week 3 Frequency: 0% Week 4 Frequency: 3.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0.6% Week 2 Frequency: 0% Week 3 Frequency: 0.8% Week 4 Frequency: 1.6% Week 1 Frequency: 1.7% Week 2 Frequency: 0.9% Week 3 Frequency: 0.6% Week 4 Frequency: 2.9%
Weekly frequency data

Last seen: 6 Jul 2020 by David Diller

© Scott Housten
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Garganey

January February March April May June July August September October November December
Week 1 Frequency: 2.4% Week 2 Frequency: 1.9% Week 3 Frequency: 5.7% Week 4 Frequency: 2.8% Week 1 Frequency: 3.8% Week 2 Frequency: 4.1% Week 3 Frequency: 3.1% Week 4 Frequency: 2.5% Week 1 Frequency: 1.7% Week 2 Frequency: 1.4% Week 3 Frequency: 1.2% 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: 2.7% Week 1 Frequency: 4.1% Week 2 Frequency: 1.8% Week 3 Frequency: 3.4% Week 4 Frequency: 1.6% Week 1 Frequency: 3.4% Week 2 Frequency: 3.6% Week 3 Frequency: 1.8% Week 4 Frequency: 2.2%
Weekly frequency data

Last seen: 2 Mar 2020 by Suzette Stitely

© Wich'yanan (Jay) Limparungpatthanakij
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