Downers Grove

Ecosystem Overview

The Downers Grove ecosystem supports 100 documented wildlife species across 79 taxonomic genera. Located in DuPage 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 #2 for species diversity among 37 DuPage 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 37 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 37 locations

95th percentile for diversity

vs. Wheaton

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.

Bombus impatiens

Common Eastern Bumblebee

Very Common9 obs.

Glechoma hederacea

ground ivy

Very Common8 obs.

Parthenium integrifolium

Missouri snakeroot

Very Common7 obs.

Alliaria petiolata

garlic mustard

Very Common6 obs.

Mertensia virginica

Bluebells

Very Common6 obs.

Euphorbia corollata

American Spurge

Common6 obs.

Bombus griseocollis

Brown-belted Bumblebee

Common5 obs.

Golovinomyces monardae

Common5 obs.

Magicicada cassini

Cassini Periodical Cicada

Common5 obs.

Magicicada septendecim

Decim Periodical Cicada

Common5 obs.

Andropogon gerardi

Blue-Stem-Grass

Common5 obs.

Golovinomyces verbenae

Occasional5 obs.

Silphium laciniatum

pilot weed

Occasional4 obs.

Eryngium yuccifolium

Rattlesnake-Master

Occasional4 obs.

Symphyotrichum ericoides

White-Wreath Aster

Occasional4 obs.

Sanguinaria canadensis

Puccoon-Root

Occasional4 obs.

Cercospora moricola

Occasional4 obs.

Golovinomyces ambrosiae

Rare4 obs.

Impatiens capensis

orange balsam

Rare4 obs.

Isodontia elegans

Rare3 obs.

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Most Common Species

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Want the Complete Field Guide?

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Get Your Personalized Field Guide

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

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+33%

vs. Regional Average

Compared to 8 nearby locations in DuPage County County, Illinois

Nearby Natural Areas

Wheaton

Importance: 0.50

100 species

0% vs. current

Dupage County

Importance: 0.50

100 species

0% vs. current

Lombard

Importance: 0.49

100 species

0% vs. current

Addison

Importance: 0.49

31 species

+223% vs. current

Glendale Heights

Importance: 0.49

4 species

+2400% vs. current

Oak Brook

Importance: 0.40

100 species

0% vs. current

Glen Ellyn

Importance: 0.38

100 species

0% vs. current

Lisle

Importance: 0.37

67 species

+49% 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 DuPage 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

+33%

vs. Regional Average

Compared to 8 nearby locations in DuPage County County, Illinois

Nearby Natural Areas

Wheaton

Importance: 0.50

100 species

0% vs. current

Dupage County

Importance: 0.50

100 species

0% vs. current

Lombard

Importance: 0.49

100 species

0% vs. current

Addison

Importance: 0.49

31 species

+223% vs. current

Glendale Heights

Importance: 0.49

4 species

+2400% vs. current

Oak Brook

Importance: 0.40

100 species

0% vs. current

Glen Ellyn

Importance: 0.38

100 species

0% vs. current

Lisle

Importance: 0.37

67 species

+49% 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 37 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 37 locations

95th percentile for diversity

vs. Wheaton

0% species diversity

Most Common Species

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

Bombus impatiens

Common Eastern Bumblebee

Very Common9 obs.

Glechoma hederacea

ground ivy

Very Common8 obs.

Parthenium integrifolium

Missouri snakeroot

Very Common7 obs.

Alliaria petiolata

garlic mustard

Very Common6 obs.

Mertensia virginica

Bluebells

Very Common6 obs.

Euphorbia corollata

American Spurge

Common6 obs.

Bombus griseocollis

Brown-belted Bumblebee

Common5 obs.

Golovinomyces monardae

Common5 obs.

Magicicada cassini

Cassini Periodical Cicada

Common5 obs.

Magicicada septendecim

Decim Periodical Cicada

Common5 obs.

Andropogon gerardi

Blue-Stem-Grass

Common5 obs.

Golovinomyces verbenae

Occasional5 obs.

Silphium laciniatum

pilot weed

Occasional4 obs.

Eryngium yuccifolium

Rattlesnake-Master

Occasional4 obs.

Symphyotrichum ericoides

White-Wreath Aster

Occasional4 obs.

Sanguinaria canadensis

Puccoon-Root

Occasional4 obs.

Cercospora moricola

Occasional4 obs.

Golovinomyces ambrosiae

Rare4 obs.

Impatiens capensis

orange balsam

Rare4 obs.

Isodontia elegans

Rare3 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.