Okhla Bird Sanctuary

Lesser Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 12% Week 2 Frequency: 4.8% Week 3 Frequency: 2.6% Week 4 Frequency: 2.6% Week 1 Frequency: 6.7% Week 2 Frequency: 3.6% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 2.9% Week 2 Frequency: 3.8% Week 3 Frequency: 5.1% Week 4 Frequency: 3.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 4.5% Week 4 Frequency: 10.5% Week 1 Frequency: 23.5% Week 2 Frequency: 50% Week 3 Frequency: 85% Week 4 Frequency: 75.9% Week 1 Frequency: 52.6% Week 2 Frequency: 75% Week 3 Frequency: 65.2% Week 4 Frequency: 66.7% Week 1 Frequency: 66.7% Week 2 Frequency: 58.3% Week 3 Frequency: 70% Week 4 Frequency: 52.6% Week 1 Frequency: 46.2% Week 2 Frequency: 55.6% Week 3 Frequency: 43.8% Week 4 Frequency: 65% Week 1 Frequency: 40% Week 2 Frequency: 30.3% Week 3 Frequency: 26.3% Week 4 Frequency: 20.8% Week 1 Frequency: 23.3% Week 2 Frequency: 46.8% Week 3 Frequency: 35.9% Week 4 Frequency: 15.2% Week 1 Frequency: 45% Week 2 Frequency: 11.8% Week 3 Frequency: 8.7% Week 4 Frequency: 4.8% Week 1 Frequency: 0% Week 2 Frequency: 5.6% Week 3 Frequency: 5% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 24 Nov 2019 by Jaswinder Waraich

© Ritvik Singh
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Bar-headed Goose

January February March April May June July August September October November December
Week 1 Frequency: 32% Week 2 Frequency: 38.1% Week 3 Frequency: 53.8% Week 4 Frequency: 33.3% Week 1 Frequency: 40% Week 2 Frequency: 17.9% Week 3 Frequency: 53.3% Week 4 Frequency: 50% Week 1 Frequency: 45.7% Week 2 Frequency: 57.7% Week 3 Frequency: 51.3% Week 4 Frequency: 34.4% Week 1 Frequency: 22.2% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 5.3% 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: 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: 5.9% Week 3 Frequency: 26.1% Week 4 Frequency: 42.9% Week 1 Frequency: 27.3% Week 2 Frequency: 27.8% Week 3 Frequency: 30% Week 4 Frequency: 26.5%
Weekly frequency data

Last seen: 22 Feb 2020 by Snehaa Sundaram

© Rajiv R
© Ramit Singal
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Graylag Goose

January February March April May June July August September October November December
Week 1 Frequency: 80% Week 2 Frequency: 71.4% Week 3 Frequency: 69.2% Week 4 Frequency: 79.5% Week 1 Frequency: 66.7% Week 2 Frequency: 89.3% Week 3 Frequency: 77.8% Week 4 Frequency: 79.5% Week 1 Frequency: 68.6% Week 2 Frequency: 57.7% Week 3 Frequency: 46.2% Week 4 Frequency: 15.6% Week 1 Frequency: 16.7% Week 2 Frequency: 22.7% Week 3 Frequency: 9.1% Week 4 Frequency: 10.5% Week 1 Frequency: 0.1% Week 2 Frequency: 18.8% Week 3 Frequency: 5% 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: 4.2% Week 1 Frequency: 10% Week 2 Frequency: 4.3% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 10% Week 2 Frequency: 5.9% Week 3 Frequency: 47.8% Week 4 Frequency: 57.1% Week 1 Frequency: 50% Week 2 Frequency: 77.8% Week 3 Frequency: 45% Week 4 Frequency: 58.8%
Weekly frequency data

Last seen: 23 Feb 2020 by Ved Prakash

© Shekar Vishvanath
© Ramit Singal
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Greater White-fronted Goose

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: 0.1% 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: 6 Mar 1999 by Yoav Perlman

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Knob-billed Duck

January February March April May June July August September October November December
Week 1 Frequency: 0% Week 2 Frequency: 7.1% Week 3 Frequency: 2.6% Week 4 Frequency: 2.6% Week 1 Frequency: 3.3% Week 2 Frequency: 3.6% Week 3 Frequency: 4.4% Week 4 Frequency: 13.6% Week 1 Frequency: 14.3% Week 2 Frequency: 19.2% Week 3 Frequency: 2.6% Week 4 Frequency: 0% Week 1 Frequency: 5.6% Week 2 Frequency: 0% Week 3 Frequency: 4.5% 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: 10% Week 3 Frequency: 17.4% Week 4 Frequency: 4.8% Week 1 Frequency: 13.3% Week 2 Frequency: 16.7% Week 3 Frequency: 10% 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: 4.2% Week 1 Frequency: 0% Week 2 Frequency: 8.5% Week 3 Frequency: 5.1% Week 4 Frequency: 2.2% Week 1 Frequency: 0% Week 2 Frequency: 5.9% Week 3 Frequency: 4.3% Week 4 Frequency: 4.8% Week 1 Frequency: 9.1% Week 2 Frequency: 0% Week 3 Frequency: 5% Week 4 Frequency: 8.8%
Weekly frequency data

Last seen: 23 Feb 2020 by Ved Prakash

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Ruddy Shelduck

January February March April May June July August September October November December
Week 1 Frequency: 28% Week 2 Frequency: 31% Week 3 Frequency: 17.9% Week 4 Frequency: 10.3% Week 1 Frequency: 30% Week 2 Frequency: 10.7% Week 3 Frequency: 35.6% Week 4 Frequency: 20.5% Week 1 Frequency: 25.7% Week 2 Frequency: 38.5% Week 3 Frequency: 41% Week 4 Frequency: 21.9% Week 1 Frequency: 11.1% Week 2 Frequency: 9.1% Week 3 Frequency: 0.1% Week 4 Frequency: 10.5% 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% 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: 4.2% Week 1 Frequency: 6.7% Week 2 Frequency: 10.6% Week 3 Frequency: 10.3% Week 4 Frequency: 17.4% Week 1 Frequency: 25% Week 2 Frequency: 23.5% Week 3 Frequency: 43.5% Week 4 Frequency: 23.8% Week 1 Frequency: 18.2% Week 2 Frequency: 16.7% Week 3 Frequency: 10% Week 4 Frequency: 20.6%
Weekly frequency data

Last seen: 22 Feb 2020 by Snehaa Sundaram

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