White-faced 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: <0.1% 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: <0.1% 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: <0.1% 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: <0.1% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: <0.1% Week 4 Frequency: 0% 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%
Weekly frequency data

Last seen: 23 Jun 2020 by Laney Duskin

© John Sutton
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Black-bellied Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 4% Week 2 Frequency: 3.7% Week 3 Frequency: 3.7% Week 4 Frequency: 3.9% Week 1 Frequency: 3.9% Week 2 Frequency: 3.2% Week 3 Frequency: 3.1% Week 4 Frequency: 3.4% Week 1 Frequency: 3.2% Week 2 Frequency: 3.1% Week 3 Frequency: 3.4% Week 4 Frequency: 3.6% Week 1 Frequency: 3.8% Week 2 Frequency: 3.9% Week 3 Frequency: 4.1% Week 4 Frequency: 4.7% Week 1 Frequency: 5.5% Week 2 Frequency: 6.7% Week 3 Frequency: 8.1% Week 4 Frequency: 9% Week 1 Frequency: 9.6% Week 2 Frequency: 10.2% Week 3 Frequency: 9.9% Week 4 Frequency: 9.8% Week 1 Frequency: 10.1% Week 2 Frequency: 8.4% Week 3 Frequency: 8.5% Week 4 Frequency: 9% Week 1 Frequency: 9.1% Week 2 Frequency: 9.2% Week 3 Frequency: 8.9% Week 4 Frequency: 8.1% Week 1 Frequency: 7.6% Week 2 Frequency: 6.5% Week 3 Frequency: 5.7% Week 4 Frequency: 5.3% Week 1 Frequency: 4.9% Week 2 Frequency: 4.8% Week 3 Frequency: 4.2% Week 4 Frequency: 4.4% Week 1 Frequency: 5.2% Week 2 Frequency: 5.5% Week 3 Frequency: 5.3% Week 4 Frequency: 5.4% Week 1 Frequency: 4.7% Week 2 Frequency: 4.4% Week 3 Frequency: 4.8% Week 4 Frequency: 4.1%
Weekly frequency data

Last seen: 7 Jul 2020 by judy banks

© Alex Lamoreaux
© Paul Marvin

Fulvous Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 0.6% Week 2 Frequency: 0.7% Week 3 Frequency: 0.8% Week 4 Frequency: 0.6% Week 1 Frequency: 0.7% Week 2 Frequency: 0.4% Week 3 Frequency: 0.5% Week 4 Frequency: 0.4% Week 1 Frequency: 0.4% Week 2 Frequency: 0.5% Week 3 Frequency: 0.6% Week 4 Frequency: 0.6% Week 1 Frequency: 0.5% Week 2 Frequency: 0.5% Week 3 Frequency: 0.4% Week 4 Frequency: 0.5% Week 1 Frequency: 0.5% Week 2 Frequency: 0.5% Week 3 Frequency: 0.7% Week 4 Frequency: 0.8% Week 1 Frequency: 0.6% Week 2 Frequency: 0.7% Week 3 Frequency: 0.7% Week 4 Frequency: 0.8% Week 1 Frequency: 0.9% Week 2 Frequency: 0.9% Week 3 Frequency: 1% Week 4 Frequency: 1% Week 1 Frequency: 1.1% Week 2 Frequency: 1.2% Week 3 Frequency: 1.1% Week 4 Frequency: 1% Week 1 Frequency: 0.6% Week 2 Frequency: 0.4% Week 3 Frequency: 0.4% Week 4 Frequency: 0.4% Week 1 Frequency: 0.4% Week 2 Frequency: 0.3% Week 3 Frequency: 0.4% Week 4 Frequency: 0.4% Week 1 Frequency: 0.6% Week 2 Frequency: 0.7% Week 3 Frequency: 0.8% Week 4 Frequency: 0.8% Week 1 Frequency: 0.9% Week 2 Frequency: 0.5% Week 3 Frequency: 0.6% Week 4 Frequency: 0.7%
Weekly frequency data

Last seen: 7 Jul 2020 by Derek LaFlamme

© Vic Dillabaugh
© Paul Marvin

Snow Goose

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: 0.2% 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: 0.1% 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% Week 3 Frequency: <0.1% 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: <0.1% 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: <0.1% Week 1 Frequency: 0.1% Week 2 Frequency: 0.3% Week 3 Frequency: 0.5% Week 4 Frequency: 0.6% Week 1 Frequency: 0.8% Week 2 Frequency: 0.6% Week 3 Frequency: 0.5% Week 4 Frequency: 0.3%
Weekly frequency data

Last seen: 22 May 2020 by John Whitehead

© Tammy McQuade
© Paul Marvin

Ross's Goose

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: <0.1% 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% 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% 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: 0.1% 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%
Weekly frequency data

Last seen: 28 Jan 2020 by Daniel Horton

© Melissa James
© Elliot Schunke

Greater White-fronted Goose

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: <0.1% 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: <0.1% 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: <0.1% 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% 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% 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: 0.1% Week 3 Frequency: 0.2% 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: 14 Jun 2020 by Eary Warren

© Andrew Simon
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Black Rail

© Bruce Pickholtz
© Todd R. Engstrom
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