Sweetwater County

Ecosystem Overview

The Sweetwater County ecosystem supports 100 documented wildlife species across 86 taxonomic genera. Located in Sweetwater County, Wyoming, 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 Rock Springs, Sweetwater County hosts 285% more species diversity. This location ranks #1 for species diversity among 10 Sweetwater County County natural areas, placing it in the 90th 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 10 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 10 locations

90th percentile for diversity

vs. Rock Springs

+285% 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.

Sarcobatus vermiculatus

greasewood

Very Common23 obs.

Halogeton glomeratus

Very Common19 obs.

Antilocapra americana

pronghorn

Very Common18 obs.

Eriocoma hymenoides

Indian mountain ricegrass

Very Common13 obs.

Equus caballus

Feral horse

Very Common11 obs.

Krascheninnikovia lanata

winterfat

Common9 obs.

Opuntia polyacantha

Plains Pricklypear

Common8 obs.

Astragalus spatulatus

draba milk-vetch

Common7 obs.

Bromus tectorum

Cheatgrass

Common7 obs.

Eremogone hookeri

Hooker's sandwort

Common7 obs.

Astragalus chamaeleuce

Common6 obs.

Ipomopsis spicata

Occasional6 obs.

Eriogonum brevicaule

Occasional6 obs.

Artemisia tridentata

Occasional6 obs.

Cynomys leucurus

white-tailed prairie dog

Occasional6 obs.

Tetradymia canescens

common horshbrush

Occasional5 obs.

Phlox hoodii

Hood's phlox

Occasional5 obs.

Oreocarya caespitosa

Rare4 obs.

Agropyron cristatum

Crested wheatgrass

Rare4 obs.

Juniperus osteosperma

Utah Juniper

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 Sweetwater County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+1011%

vs. Regional Average

Compared to 8 nearby locations in Sweetwater County County, Wyoming

Nearby Natural Areas

Rock Springs

Importance: 0.43

26 species

+285% vs. current

Green River

Importance: 0.42

32 species

+213% vs. current

Wamsutter

Importance: 0.30

4 species

+2400% vs. current

Washam

Importance: 0.29

5 species

+1900% vs. current

McKinnon

Importance: 0.28

1 species

+9900% vs. current

Reliance

Importance: 0.27

1 species

+9900% vs. current

Point Of Rocks

Importance: 0.26

3 species

+3233% vs. current

Eden

Importance: 0.24

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 Sweetwater 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

+1011%

vs. Regional Average

Compared to 8 nearby locations in Sweetwater County County, Wyoming

Nearby Natural Areas

Rock Springs

Importance: 0.43

26 species

+285% vs. current

Green River

Importance: 0.42

32 species

+213% vs. current

Wamsutter

Importance: 0.30

4 species

+2400% vs. current

Washam

Importance: 0.29

5 species

+1900% vs. current

McKinnon

Importance: 0.28

1 species

+9900% vs. current

Reliance

Importance: 0.27

1 species

+9900% vs. current

Point Of Rocks

Importance: 0.26

3 species

+3233% vs. current

Eden

Importance: 0.24

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 10 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 10 locations

90th percentile for diversity

vs. Rock Springs

+285% species diversity

Most Common Species

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

Sarcobatus vermiculatus

greasewood

Very Common23 obs.

Halogeton glomeratus

Very Common19 obs.

Antilocapra americana

pronghorn

Very Common18 obs.

Eriocoma hymenoides

Indian mountain ricegrass

Very Common13 obs.

Equus caballus

Feral horse

Very Common11 obs.

Krascheninnikovia lanata

winterfat

Common9 obs.

Opuntia polyacantha

Plains Pricklypear

Common8 obs.

Astragalus spatulatus

draba milk-vetch

Common7 obs.

Bromus tectorum

Cheatgrass

Common7 obs.

Eremogone hookeri

Hooker's sandwort

Common7 obs.

Astragalus chamaeleuce

Common6 obs.

Ipomopsis spicata

Occasional6 obs.

Eriogonum brevicaule

Occasional6 obs.

Artemisia tridentata

Occasional6 obs.

Cynomys leucurus

white-tailed prairie dog

Occasional6 obs.

Tetradymia canescens

common horshbrush

Occasional5 obs.

Phlox hoodii

Hood's phlox

Occasional5 obs.

Oreocarya caespitosa

Rare4 obs.

Agropyron cristatum

Crested wheatgrass

Rare4 obs.

Juniperus osteosperma

Utah Juniper

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.