Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 5.1% Week 2 Frequency: 6.1% Week 3 Frequency: 5.7% Week 4 Frequency: 5.8% Week 1 Frequency: 7% Week 2 Frequency: 6.1% Week 3 Frequency: 6.1% Week 4 Frequency: 9.6% Week 1 Frequency: 9.1% Week 2 Frequency: 13.6% Week 3 Frequency: 16.2% Week 4 Frequency: 17.1% Week 1 Frequency: 18.4% Week 2 Frequency: 19.5% Week 3 Frequency: 20% Week 4 Frequency: 18.4% Week 1 Frequency: 19.5% Week 2 Frequency: 20.9% Week 3 Frequency: 22.9% Week 4 Frequency: 23% Week 1 Frequency: 28.2% Week 2 Frequency: 22.5% Week 3 Frequency: 23% Week 4 Frequency: 20.3% Week 1 Frequency: 21.2% Week 2 Frequency: 22.7% Week 3 Frequency: 23.1% Week 4 Frequency: 20.9% Week 1 Frequency: 20.5% Week 2 Frequency: 21.1% Week 3 Frequency: 19% Week 4 Frequency: 17.4% Week 1 Frequency: 16.9% Week 2 Frequency: 15.5% Week 3 Frequency: 13.9% Week 4 Frequency: 10.8% Week 1 Frequency: 10% Week 2 Frequency: 10.9% Week 3 Frequency: 9.8% Week 4 Frequency: 9.6% Week 1 Frequency: 9.5% Week 2 Frequency: 7.9% Week 3 Frequency: 8.2% Week 4 Frequency: 6.5% Week 1 Frequency: 6.4% Week 2 Frequency: 5.6% Week 3 Frequency: 5.6% Week 4 Frequency: 7.5%
Weekly frequency data

Last seen: 18 Aug 2019 by Marie Asscherick

© Rufus Wareham
© Mark w11 Kulstad

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: <0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0% 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: 0.3% Week 1 Frequency: 0.1% Week 2 Frequency: 0.2% Week 3 Frequency: 0.2% Week 4 Frequency: 0.4% Week 1 Frequency: 0.5% Week 2 Frequency: 1% Week 3 Frequency: 1.1% Week 4 Frequency: 0.8% Week 1 Frequency: 0.2% Week 2 Frequency: 0.2% Week 3 Frequency: 0.8% Week 4 Frequency: 0.4% Week 1 Frequency: 0.8% Week 2 Frequency: 0.7% Week 3 Frequency: 0.8% Week 4 Frequency: 0.8% Week 1 Frequency: 0.5% Week 2 Frequency: 0.8% Week 3 Frequency: 0.1% Week 4 Frequency: 0.5% Week 1 Frequency: 0.2% Week 2 Frequency: 0.3% Week 3 Frequency: 0.4% Week 4 Frequency: 0.3% Week 1 Frequency: 0.3% Week 2 Frequency: 0.3% Week 3 Frequency: 0.3% Week 4 Frequency: 0.1% Week 1 Frequency: 0.5% Week 2 Frequency: 0.3% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0.2% Week 3 Frequency: 0.1% Week 4 Frequency: <0.1%
Weekly frequency data

Last seen: 8 Aug 2019 by Marie Asscherick

© Mark w11 Kulstad
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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 6.5% Week 2 Frequency: 3.4% Week 3 Frequency: 3.7% Week 4 Frequency: 2.8% Week 1 Frequency: 2.4% Week 2 Frequency: 1.5% Week 3 Frequency: 1.6% Week 4 Frequency: 1.1% Week 1 Frequency: 0.7% Week 2 Frequency: 0.6% Week 3 Frequency: 0.3% Week 4 Frequency: 0.2% 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: <0.1% Week 3 Frequency: <0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% 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: 0.1% 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: 0.1% Week 4 Frequency: 0.5% Week 1 Frequency: 2.1% Week 2 Frequency: 5% Week 3 Frequency: 4.8% Week 4 Frequency: 5.4% Week 1 Frequency: 7.1% Week 2 Frequency: 4.8% Week 3 Frequency: 6.8% Week 4 Frequency: 5.3%
Weekly frequency data

Last seen: 3 Aug 2019 by Nathaniel 'Nariman' Pylant

© Nathaniel 'Nariman' Pylant
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Ross's Goose

January February March April May June July August September October November December
Week 1 Frequency: 2% Week 2 Frequency: 1% Week 3 Frequency: 1.3% Week 4 Frequency: 0.6% Week 1 Frequency: 0.6% Week 2 Frequency: 0.4% Week 3 Frequency: 0.5% Week 4 Frequency: 0.7% Week 1 Frequency: 0.3% Week 2 Frequency: 0.1% Week 3 Frequency: <0.1% Week 4 Frequency: <0.1% Week 1 Frequency: 0% 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: 0.1% Week 4 Frequency: 0.2% Week 1 Frequency: 0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: <0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0.1% Week 3 Frequency: 0% Week 4 Frequency: <0.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: <0.1% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: 0% Week 4 Frequency: <0.1% Week 1 Frequency: 0.4% Week 2 Frequency: 0.7% Week 3 Frequency: 1.4% Week 4 Frequency: 1.7% Week 1 Frequency: 2.3% Week 2 Frequency: 1.3% Week 3 Frequency: 2.3% Week 4 Frequency: 1.3%
Weekly frequency data

Last seen: 23 Mar 2019 by Lisa Holmes

© Sue Orwig
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Greater White-fronted Goose

January February March April May June July August September October November December
Week 1 Frequency: 3.8% Week 2 Frequency: 1.9% Week 3 Frequency: 2.6% Week 4 Frequency: 1.6% Week 1 Frequency: 1.5% Week 2 Frequency: 1.1% Week 3 Frequency: 0.8% Week 4 Frequency: 0.8% Week 1 Frequency: 0.4% Week 2 Frequency: 0.6% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: <0.1% Week 2 Frequency: <0.1% Week 3 Frequency: 0% Week 4 Frequency: <0.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: <0.1% Week 1 Frequency: 0.1% 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: 0.1% Week 1 Frequency: 0.2% Week 2 Frequency: 0.5% Week 3 Frequency: 1.7% Week 4 Frequency: 2% Week 1 Frequency: 2.4% Week 2 Frequency: 3.4% Week 3 Frequency: 2.9% Week 4 Frequency: 3.2% Week 1 Frequency: 2.9% Week 2 Frequency: 2.6% Week 3 Frequency: 3% Week 4 Frequency: 2%
Weekly frequency data

Last seen: 14 Mar 2019 by Lesley Goodman

© Mark w11 Kulstad
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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: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0.1% 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: 5 Mar 1995 by TX Bird Rec. Committee Approved Records

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Black Rail

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