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Summary by Species Christmas Count Home Summary by Year

Most Numerous Species

The five most numerous species recorded on the Fermilab Christmas Bird Count are respectively:-

Avg. per Count  Fraction of total
1. Canada Goose 1684153.2%
2. Mallard 352211.1%
3. European Starling 26578.4%
4. American Tree Sparrow 11153.5%
5. Dark-eyed Junco 9753.1%

Display a Plot showing how the contributions from these species to the total count has evolved over time.
Display the Fermilab site's version of this plot.

Display a Plot showing the evolution of the count composition after the contributions from the top 2 species have been removed.
Display the Fermilab site's version of this plot.

The next 5 most numerous species are :-

Avg. per Count  Fraction of total
6. House Sparrow 7282.3%
7. Black-capped Chickadee 6071.9%
8. Mourning Dove 5921.9%
9. American Crow 5761.8%
10. Rock Pigeon 5331.7%

Display a Plot showing the evolution of the count composition after the contributions from the top 5 species have been removed.
Display the Fermilab site's version of this plot.

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