Washington County

Ecosystem Overview

The Washington County ecosystem supports 100 documented wildlife species across 98 taxonomic genera. Located in Washington County, Pennsylvania, 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 Washington, Washington County hosts 1150% more species diversity. This location ranks #1 for species diversity among 12 Washington County County natural areas, placing it in the 92th 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 12 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 12 locations

92th percentile for diversity

vs. Washington

+1150% 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.

Desmognathus fuscus

Northern dusky salamander

Very Common13 obs.

Cardinalis cardinalis

Northern Cardinal

Very Common9 obs.

Eurycea bislineata

Two-lined Salamander

Very Common9 obs.

Odocoileus virginianus

Key Deer

Very Common9 obs.

Eusarca confusaria

Confused Eusarca Moth

Very Common8 obs.

Polystichum acrostichoides

dagger fern

Common8 obs.

Elaeagnus umbellata

Autumn olive

Common8 obs.

Anaxyrus americanus

American Toad

Common8 obs.

Danaus plexippus

monarch

Common7 obs.

Spinus tristis

American goldfinch

Common7 obs.

Otiorhynchus sulcatus

black vine weevil

Common7 obs.

Spodoptera ornithogalli

Yellow-Striped Armyworm Moth

Occasional7 obs.

Epargyreus clarus

Silver-Spotted Skipper

Occasional7 obs.

Alliaria petiolata

garlic mustard

Occasional7 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Occasional6 obs.

Tamias striatus

eastern chipmunk

Occasional6 obs.

Pyrrharctia isabella

Isabella Tiger Moth

Occasional6 obs.

Lacinipolia renigera

Kidney-Spotted Minor

Rare6 obs.

Palthis asopialis

Faint-Spotted Palthis Moth

Rare6 obs.

Apis mellifera

Western Honey Bee

Rare6 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 Washington County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+456%

vs. Regional Average

Compared to 8 nearby locations in Washington County County, Pennsylvania

Nearby Natural Areas

Washington

Importance: 0.45

8 species

+1150% vs. current

Canonsburg

Importance: 0.41

100 species

0% vs. current

California

Importance: 0.35

2 species

+4900% vs. current

Peters Lake

Importance: 0.35

15 species

+567% vs. current

Cross Creek Lake

Importance: 0.35

6 species

+1567% vs. current

Bentleyville

Importance: 0.33

5 species

+1900% vs. current

Houston

Importance: 0.33

1 species

+9900% vs. current

Deemston

Importance: 0.32

4 species

+2400% 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 Washington 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

+456%

vs. Regional Average

Compared to 8 nearby locations in Washington County County, Pennsylvania

Nearby Natural Areas

Washington

Importance: 0.45

8 species

+1150% vs. current

Canonsburg

Importance: 0.41

100 species

0% vs. current

California

Importance: 0.35

2 species

+4900% vs. current

Peters Lake

Importance: 0.35

15 species

+567% vs. current

Cross Creek Lake

Importance: 0.35

6 species

+1567% vs. current

Bentleyville

Importance: 0.33

5 species

+1900% vs. current

Houston

Importance: 0.33

1 species

+9900% vs. current

Deemston

Importance: 0.32

4 species

+2400% 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 12 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 12 locations

92th percentile for diversity

vs. Washington

+1150% species diversity

Most Common Species

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

Desmognathus fuscus

Northern dusky salamander

Very Common13 obs.

Cardinalis cardinalis

Northern Cardinal

Very Common9 obs.

Eurycea bislineata

Two-lined Salamander

Very Common9 obs.

Odocoileus virginianus

Key Deer

Very Common9 obs.

Eusarca confusaria

Confused Eusarca Moth

Very Common8 obs.

Polystichum acrostichoides

dagger fern

Common8 obs.

Elaeagnus umbellata

Autumn olive

Common8 obs.

Anaxyrus americanus

American Toad

Common8 obs.

Danaus plexippus

monarch

Common7 obs.

Spinus tristis

American goldfinch

Common7 obs.

Otiorhynchus sulcatus

black vine weevil

Common7 obs.

Spodoptera ornithogalli

Yellow-Striped Armyworm Moth

Occasional7 obs.

Epargyreus clarus

Silver-Spotted Skipper

Occasional7 obs.

Alliaria petiolata

garlic mustard

Occasional7 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Occasional6 obs.

Tamias striatus

eastern chipmunk

Occasional6 obs.

Pyrrharctia isabella

Isabella Tiger Moth

Occasional6 obs.

Lacinipolia renigera

Kidney-Spotted Minor

Rare6 obs.

Palthis asopialis

Faint-Spotted Palthis Moth

Rare6 obs.

Apis mellifera

Western Honey Bee

Rare6 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.