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Black-bellied Whistling-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% 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: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 10.8% Week 3 Frequency: 0.1% 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%
Weekly frequency data

Last seen: 20 Sep 2010 by Dale Morris

© Annette Talbot
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Fulvous Whistling-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% 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% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 17 Apr 1953 by Missouri Rare Bird Records

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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 59.5% Week 2 Frequency: 50% Week 3 Frequency: 42.3% Week 4 Frequency: 45.8% Week 1 Frequency: 58.8% Week 2 Frequency: 71.4% Week 3 Frequency: 70.8% Week 4 Frequency: 90% Week 1 Frequency: 93.9% Week 2 Frequency: 83.1% Week 3 Frequency: 89.9% Week 4 Frequency: 83.7% Week 1 Frequency: 78.1% Week 2 Frequency: 61.3% Week 3 Frequency: 67% Week 4 Frequency: 48.1% Week 1 Frequency: 64.1% Week 2 Frequency: 43% Week 3 Frequency: 45.5% Week 4 Frequency: 27.6% Week 1 Frequency: 18.4% Week 2 Frequency: 19.2% Week 3 Frequency: 21.4% Week 4 Frequency: 8.8% Week 1 Frequency: 4.1% Week 2 Frequency: 2.9% Week 3 Frequency: 0.1% Week 4 Frequency: 6.4% Week 1 Frequency: 5.9% Week 2 Frequency: 0% Week 3 Frequency: 2.7% Week 4 Frequency: 2.3% Week 1 Frequency: 2.8% Week 2 Frequency: 0% Week 3 Frequency: 3.7% Week 4 Frequency: 6.8% Week 1 Frequency: 6.5% Week 2 Frequency: 9.1% Week 3 Frequency: 21.2% Week 4 Frequency: 37.7% Week 1 Frequency: 57.4% Week 2 Frequency: 77.1% Week 3 Frequency: 73.8% Week 4 Frequency: 88.3% Week 1 Frequency: 74.4% Week 2 Frequency: 84.1% Week 3 Frequency: 79.2% Week 4 Frequency: 76.3%
Weekly frequency data

Last seen: 6 Jan 2019 by Terry McNeely

© Marky Mutchler
© Ann Tanner

Ross's Goose

January February March April May June July August September October November December
Week 1 Frequency: 24.3% Week 2 Frequency: 27.8% Week 3 Frequency: 15.4% Week 4 Frequency: 4.2% Week 1 Frequency: 35.3% Week 2 Frequency: 23.8% Week 3 Frequency: 23.1% Week 4 Frequency: 52.5% Week 1 Frequency: 42.4% Week 2 Frequency: 40% Week 3 Frequency: 50.7% Week 4 Frequency: 36% Week 1 Frequency: 38.4% Week 2 Frequency: 32.3% Week 3 Frequency: 14.7% Week 4 Frequency: 12.2% Week 1 Frequency: 6.2% Week 2 Frequency: 6.6% Week 3 Frequency: 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: 3% Week 4 Frequency: 3.3% Week 1 Frequency: 7.4% Week 2 Frequency: 20.8% Week 3 Frequency: 32.8% Week 4 Frequency: 51.5% Week 1 Frequency: 28.2% Week 2 Frequency: 25% Week 3 Frequency: 41.7% Week 4 Frequency: 23.7%
Weekly frequency data

Last seen: 6 Jan 2019 by Terry McNeely

© Marky Mutchler
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 24.3% Week 2 Frequency: 22.2% Week 3 Frequency: 23.1% Week 4 Frequency: 20.8% Week 1 Frequency: 23.5% Week 2 Frequency: 33.3% Week 3 Frequency: 46.2% Week 4 Frequency: 52.5% Week 1 Frequency: 48.5% Week 2 Frequency: 47.7% Week 3 Frequency: 43.5% Week 4 Frequency: 19.8% Week 1 Frequency: 27.4% Week 2 Frequency: 5.4% Week 3 Frequency: 6.4% Week 4 Frequency: 8.3% Week 1 Frequency: 3.9% Week 2 Frequency: 0.8% Week 3 Frequency: 0.1% Week 4 Frequency: 0.6% 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: 12.9% Week 2 Frequency: 13.6% Week 3 Frequency: 33.3% Week 4 Frequency: 39.3% Week 1 Frequency: 53.7% Week 2 Frequency: 64.6% Week 3 Frequency: 47.5% Week 4 Frequency: 71.8% Week 1 Frequency: 42.3% Week 2 Frequency: 43.2% Week 3 Frequency: 56.2% Week 4 Frequency: 36.8%
Weekly frequency data

Last seen: 6 Jan 2019 by Terry McNeely

© Aaron Boone
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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: 0.1% 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% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 20 Dec 1987 by Missouri Rare Bird Records

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Gyrfalcon

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