Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 1.3% Week 2 Frequency: 2% Week 3 Frequency: 1.9% Week 4 Frequency: 0.9% Week 1 Frequency: 0.9% Week 2 Frequency: 0% Week 3 Frequency: 0.9% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 3.8% Week 4 Frequency: 1.9% Week 1 Frequency: 1.9% Week 2 Frequency: 0% Week 3 Frequency: 4.3% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 23.1% Week 3 Frequency: 7.1% Week 4 Frequency: 20.8% Week 1 Frequency: 12.9% Week 2 Frequency: 0% Week 3 Frequency: 5% Week 4 Frequency: 6.1% Week 1 Frequency: 6.7% Week 2 Frequency: 14.3% Week 3 Frequency: 12.5% Week 4 Frequency: 26.2% Week 1 Frequency: 12.1% Week 2 Frequency: 16.7% Week 3 Frequency: 17.6% Week 4 Frequency: 20% Week 1 Frequency: 18.8% Week 2 Frequency: 4% Week 3 Frequency: 10.8% Week 4 Frequency: 3.7% Week 1 Frequency: 0% Week 2 Frequency: 8.7% Week 3 Frequency: 12.5% Week 4 Frequency: 0.1% Week 1 Frequency: 9.1% Week 2 Frequency: 3.4% Week 3 Frequency: 10% Week 4 Frequency: 2.2% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 1 Feb 2019 by José Hugo Martínez Guerrero

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Fulvous Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 2.5% Week 2 Frequency: 3.9% Week 3 Frequency: 1.9% Week 4 Frequency: 0% Week 1 Frequency: 0.1% Week 2 Frequency: 0% Week 3 Frequency: 0.9% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 3.8% Week 4 Frequency: 1.9% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 4.3% 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: 3% Week 1 Frequency: 0% Week 2 Frequency: 5.7% Week 3 Frequency: 10.4% Week 4 Frequency: 7.1% Week 1 Frequency: 9.1% Week 2 Frequency: 8.3% Week 3 Frequency: 5.9% Week 4 Frequency: 6.7% Week 1 Frequency: 3.1% Week 2 Frequency: 0% Week 3 Frequency: 2.7% 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: 2.2% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: 1.2% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 3 Aug 2018 by José Hugo Martínez Guerrero

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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 13.9% Week 2 Frequency: 25.5% Week 3 Frequency: 23.1% Week 4 Frequency: 17.9% Week 1 Frequency: 9.7% Week 2 Frequency: 4.2% Week 3 Frequency: 15.4% Week 4 Frequency: 10.2% Week 1 Frequency: 18.4% Week 2 Frequency: 2.9% Week 3 Frequency: 7.5% Week 4 Frequency: 1.9% Week 1 Frequency: 3.8% Week 2 Frequency: 2.1% Week 3 Frequency: 4.3% Week 4 Frequency: 2.3% Week 1 Frequency: 1.7% Week 2 Frequency: 3.8% 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: 2.9% Week 4 Frequency: 0% Week 1 Frequency: 3.1% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 3.2% Week 2 Frequency: 4.3% Week 3 Frequency: 17.5% Week 4 Frequency: 14.7% Week 1 Frequency: 27.3% Week 2 Frequency: 24.1% Week 3 Frequency: 17.5% Week 4 Frequency: 17.4% Week 1 Frequency: 26.3% Week 2 Frequency: 8.3% Week 3 Frequency: 7% Week 4 Frequency: 10.7%
Weekly frequency data

Last seen: 3 Mar 2019 by Rolando Barrera

© José Hugo Martínez Guerrero
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Ross's Goose

January February March April May June July August September October November December
Week 1 Frequency: 8.9% Week 2 Frequency: 21.6% Week 3 Frequency: 13.5% Week 4 Frequency: 10.4% Week 1 Frequency: 6.2% Week 2 Frequency: 1.7% Week 3 Frequency: 9.4% Week 4 Frequency: 6.1% Week 1 Frequency: 7.9% Week 2 Frequency: 0% Week 3 Frequency: 1.9% Week 4 Frequency: 1.9% 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: 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: 5.9% Week 1 Frequency: 27.3% Week 2 Frequency: 6.9% Week 3 Frequency: 12.5% Week 4 Frequency: 8.7% Week 1 Frequency: 15.8% Week 2 Frequency: 8.3% Week 3 Frequency: 3.5% Week 4 Frequency: 4.1%
Weekly frequency data

Last seen: 1 Mar 2019 by Rolando Barrera

© José Hugo Martínez Guerrero
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 15.2% Week 2 Frequency: 27.5% Week 3 Frequency: 21.2% Week 4 Frequency: 13.2% Week 1 Frequency: 8% Week 2 Frequency: 2.5% Week 3 Frequency: 10.3% Week 4 Frequency: 2% Week 1 Frequency: 5.3% Week 2 Frequency: 2.9% Week 3 Frequency: 5.7% Week 4 Frequency: 0% Week 1 Frequency: 1.9% Week 2 Frequency: 0% Week 3 Frequency: 2.2% Week 4 Frequency: 2.3% 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: 2.9% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 6.5% Week 2 Frequency: 26.1% Week 3 Frequency: 27.5% Week 4 Frequency: 26.5% Week 1 Frequency: 22.7% Week 2 Frequency: 20.7% Week 3 Frequency: 15% Week 4 Frequency: 23.9% Week 1 Frequency: 21.1% Week 2 Frequency: 8.3% Week 3 Frequency: 5.8% Week 4 Frequency: 8.9%
Weekly frequency data

Last seen: 16 Feb 2019 by José Hugo Martínez Guerrero

© José Hugo Martínez Guerrero
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Cackling Goose

January February March April May June July August September October November December
Week 1 Frequency: 1.3% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% 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% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 6 Jan 2018 by José Hugo Martínez Guerrero

© José Hugo Martínez Guerrero
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Spotted Owl

© Edgar Miceli
© Alan Monroy Ojeda
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