Union County

Ecosystem Overview

The Union County ecosystem supports 100 documented wildlife species across 89 taxonomic genera. Located in Union 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. Compared to nearby Deer Pond, Union County hosts 0% more species diversity. This location ranks #1 for species diversity among 2 Union County County natural areas, placing it in the 50th 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 2 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 2 locations

50th percentile for diversity

vs. Deer Pond

+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.

Agkistrodon piscivorus

Cottonmouth

Very Common66 obs.

Lithobates sphenocephalus

Southern Leopard Frog

Very Common26 obs.

Acris blanchardi

Blanchard's Cricket Frog

Very Common24 obs.

Plethodon dorsalis

Northern Zigzag Salamander

Very Common16 obs.

Papilio glaucus

Eastern Tiger Swallowtail

Very Common13 obs.

Delphinium tricorne

dwarf larkspur

Common11 obs.

Phacelia purshii

Pursh's phacelia

Common11 obs.

Eurycea longicauda

Long-tailed Salamander

Common11 obs.

Nerodia erythrogaster

Plainbelly Water Snake

Common10 obs.

Eurycea lucifuga

Cave Salamander

Common10 obs.

Erythronium albidum

white trout-lily

Common9 obs.

Dicentra cucullaria

turkey-corn

Occasional9 obs.

Trillium recurvatum

Prairie Trillium

Occasional9 obs.

Asimina triloba

Pawpaw

Occasional9 obs.

Lithobates catesbeianus

Common Bullfrog

Occasional8 obs.

Asplenium rhizophyllum

Walking-Fern Spleenwort

Occasional8 obs.

Dasypus novemcinctus

nine-banded armadillo

Occasional8 obs.

Lithobates clamitans

Green Frog

Rare8 obs.

Pantherophis spiloides

Gray Rat Snake

Rare7 obs.

Uvularia grandiflora

Large-Flowered Bellwort

Rare7 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 Union County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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

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$6.99

Regional Comparison

Regional Ranking

100

Species Count

+9900%

vs. Regional Average

Compared to 1 nearby locations in Union County County, Illinois

Nearby Natural Areas

Alto Pass

Importance: 0.21

1 species

+9900% 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 Union 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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Regional Comparison

Regional Ranking

100

Species Count

+9900%

vs. Regional Average

Compared to 1 nearby locations in Union County County, Illinois

Nearby Natural Areas

Alto Pass

Importance: 0.21

1 species

+9900% 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 2 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 2 locations

50th percentile for diversity

vs. Deer Pond

+0% species diversity

Most Common Species

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

Agkistrodon piscivorus

Cottonmouth

Very Common66 obs.

Lithobates sphenocephalus

Southern Leopard Frog

Very Common26 obs.

Acris blanchardi

Blanchard's Cricket Frog

Very Common24 obs.

Plethodon dorsalis

Northern Zigzag Salamander

Very Common16 obs.

Papilio glaucus

Eastern Tiger Swallowtail

Very Common13 obs.

Delphinium tricorne

dwarf larkspur

Common11 obs.

Phacelia purshii

Pursh's phacelia

Common11 obs.

Eurycea longicauda

Long-tailed Salamander

Common11 obs.

Nerodia erythrogaster

Plainbelly Water Snake

Common10 obs.

Eurycea lucifuga

Cave Salamander

Common10 obs.

Erythronium albidum

white trout-lily

Common9 obs.

Dicentra cucullaria

turkey-corn

Occasional9 obs.

Trillium recurvatum

Prairie Trillium

Occasional9 obs.

Asimina triloba

Pawpaw

Occasional9 obs.

Lithobates catesbeianus

Common Bullfrog

Occasional8 obs.

Asplenium rhizophyllum

Walking-Fern Spleenwort

Occasional8 obs.

Dasypus novemcinctus

nine-banded armadillo

Occasional8 obs.

Lithobates clamitans

Green Frog

Rare8 obs.

Pantherophis spiloides

Gray Rat Snake

Rare7 obs.

Uvularia grandiflora

Large-Flowered Bellwort

Rare7 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.