Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 0.1% Week 2 Frequency: 0.2% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% 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: 0.1% Week 3 Frequency: 0.1% Week 4 Frequency: 0.3% Week 1 Frequency: 0.4% Week 2 Frequency: 0.5% Week 3 Frequency: 0.6% Week 4 Frequency: 1.2% Week 1 Frequency: 0.9% Week 2 Frequency: 1.2% Week 3 Frequency: 1.3% Week 4 Frequency: 1.2% Week 1 Frequency: 1.4% Week 2 Frequency: 1.2% Week 3 Frequency: 1% Week 4 Frequency: 1.1% Week 1 Frequency: 1.3% Week 2 Frequency: 1% Week 3 Frequency: 1.3% Week 4 Frequency: 1.5% Week 1 Frequency: 1.4% Week 2 Frequency: 1.2% Week 3 Frequency: 1.4% Week 4 Frequency: 1.2% Week 1 Frequency: 1% Week 2 Frequency: 0.6% Week 3 Frequency: 0.4% Week 4 Frequency: 0.7% Week 1 Frequency: 1.1% Week 2 Frequency: 1.8% Week 3 Frequency: 0.4% Week 4 Frequency: 0.2% Week 1 Frequency: 0.2% Week 2 Frequency: 0.3% Week 3 Frequency: 0.1% Week 4 Frequency: 0.2% Week 1 Frequency: 0.2% Week 2 Frequency: 0.1% Week 3 Frequency: 0.1% Week 4 Frequency: 0.2%
Weekly frequency data

Last seen: 26 Jun 2019 by Charlie Muise

© Dan Vickers
© Liam Wolff

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% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.1% 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: 0% Week 3 Frequency: <0.1% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.1% 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: 6 Oct 2001 by Bill Lotz

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Snow Goose

January February March April May June July August September October November December
Week 1 Frequency: 0.7% Week 2 Frequency: 0.3% Week 3 Frequency: 0.5% Week 4 Frequency: 0.4% Week 1 Frequency: 0.5% Week 2 Frequency: 0.2% Week 3 Frequency: 0.2% Week 4 Frequency: 0.5% Week 1 Frequency: 0.2% Week 2 Frequency: 0.2% Week 3 Frequency: 0.1% Week 4 Frequency: 0.1% 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: 0.1% 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: 0.1% Week 4 Frequency: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: <0.1% Week 4 Frequency: 0% Week 1 Frequency: <0.1% 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% Week 4 Frequency: 1.1% Week 1 Frequency: 1.2% Week 2 Frequency: 1.2% Week 3 Frequency: 0.7% Week 4 Frequency: 0.8%
Weekly frequency data

Last seen: 5 Jun 2019 by Jim Hanna

© Dan Vickers
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Ross's Goose

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

Last seen: 10 Mar 2019 by Suzanne Zuckerman

© Mary Sweeney-Reeves
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Greater White-fronted Goose

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

Last seen: 19 Mar 2019 by Suzanne Zuckerman

© Liam Wolff
© Patty McLean

Brant

January February March April May June July August September October November December
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% 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: <0.1% 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: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0.3% Week 3 Frequency: 0.2% Week 4 Frequency: 0.2% Week 1 Frequency: <0.1% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.1%
Weekly frequency data

Last seen: 23 Nov 2017 by Larry Gridley

© Dan Vickers
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Black Rail

© Giff Beaton
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