Brookfield

Ecosystem Overview

The Brookfield ecosystem supports 100 documented wildlife species across 93 taxonomic genera. Located in Cook County, Illinois, this area provides critical habitat with diverse natural communities. The location hosts 21 frequently observed species and 19 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. This location ranks #5 for species diversity among 97 Cook County County natural areas, placing it in the 95th percentile for biodiversity.

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 97 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#5 of 97 locations

95th percentile for diversity

vs. Evanston

0% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

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Most Common Species

Showing 20 most frequently observed species out of 100 total documented species.

Jikradia olitoria

Coppery Leafhopper

Very Common35 obs.

Graphocephala coccinea

Candy-Striped Leafhopper

Very Common25 obs.

Gibbobruchus mimus

Very Common8 obs.

Harmonia axyridis

Harlequin ladybird

Very Common6 obs.

Cyprinella spiloptera

Spotfin Shiner

Very Common6 obs.

Branta canadensis

Canada goose

Common6 obs.

Cardinalis cardinalis

Northern Cardinal

Common5 obs.

Quiscalus quiscula

Common Grackle

Common5 obs.

Nocomis biguttatus

Hornyhead chub

Common5 obs.

Salticus scenicus

Zebra Jumper

Common5 obs.

Japananus hyalinus

Leafhopper

Common5 obs.

Toxomerus geminatus

Eastern Calligrapher

Occasional5 obs.

Ptecticus trivittatus

Compost Fly

Occasional5 obs.

Halyomorpha halys

Brown Marmorated Stink Bug

Occasional5 obs.

Passer domesticus

House Sparrow

Occasional5 obs.

Delphinia picta

Common Picture-Winged Fly

Occasional5 obs.

Papilio polyxenes

American Swallowtail

Occasional5 obs.

Danaus plexippus

monarch

Rare4 obs.

Chrysopilus modestus

Rare4 obs.

Neoscona crucifera

Spotted Orbweaver

Rare4 obs.

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Most Common Species

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Get Your Personalized Field Guide

Download a professional PDF field guide featuring all the species found in Brookfield. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+61%

vs. Regional Average

Compared to 8 nearby locations in Cook County County, Illinois

Nearby Natural Areas

Evanston

Importance: 0.54

100 species

0% vs. current

Cook County

Importance: 0.53

100 species

0% vs. current

Oak Park

Importance: 0.51

35 species

+186% vs. current

Skokie

Importance: 0.51

92 species

+9% vs. current

Cicero

Importance: 0.50

1 species

+9900% vs. current

Des Plaines

Importance: 0.50

57 species

+75% vs. current

Park Ridge

Importance: 0.50

7 species

+1329% vs. current

Glenview

Importance: 0.49

100 species

0% vs. current

About This Comparison

These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Cook County County.

Regional Comparison

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Regional Ranking

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Species Count

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vs. Regional Average

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Nearby Natural Areas

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About This Comparison

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Regional Comparison

Regional Ranking

100

Species Count

+61%

vs. Regional Average

Compared to 8 nearby locations in Cook County County, Illinois

Nearby Natural Areas

Evanston

Importance: 0.54

100 species

0% vs. current

Cook County

Importance: 0.53

100 species

0% vs. current

Oak Park

Importance: 0.51

35 species

+186% vs. current

Skokie

Importance: 0.51

92 species

+9% vs. current

Cicero

Importance: 0.50

1 species

+9900% vs. current

Des Plaines

Importance: 0.50

57 species

+75% vs. current

Park Ridge

Importance: 0.50

7 species

+1329% vs. current

Glenview

Importance: 0.49

100 species

0% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 97 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#5 of 97 locations

95th percentile for diversity

vs. Evanston

0% species diversity

Most Common Species

Showing 20 most frequently observed species out of 100 total documented species.

Jikradia olitoria

Coppery Leafhopper

Very Common35 obs.

Graphocephala coccinea

Candy-Striped Leafhopper

Very Common25 obs.

Gibbobruchus mimus

Very Common8 obs.

Harmonia axyridis

Harlequin ladybird

Very Common6 obs.

Cyprinella spiloptera

Spotfin Shiner

Very Common6 obs.

Branta canadensis

Canada goose

Common6 obs.

Cardinalis cardinalis

Northern Cardinal

Common5 obs.

Quiscalus quiscula

Common Grackle

Common5 obs.

Nocomis biguttatus

Hornyhead chub

Common5 obs.

Salticus scenicus

Zebra Jumper

Common5 obs.

Japananus hyalinus

Leafhopper

Common5 obs.

Toxomerus geminatus

Eastern Calligrapher

Occasional5 obs.

Ptecticus trivittatus

Compost Fly

Occasional5 obs.

Halyomorpha halys

Brown Marmorated Stink Bug

Occasional5 obs.

Passer domesticus

House Sparrow

Occasional5 obs.

Delphinia picta

Common Picture-Winged Fly

Occasional5 obs.

Papilio polyxenes

American Swallowtail

Occasional5 obs.

Danaus plexippus

monarch

Rare4 obs.

Chrysopilus modestus

Rare4 obs.

Neoscona crucifera

Spotted Orbweaver

Rare4 obs.

Want the Complete Field Guide?

Get all 100 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.

Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.