Mercer County

Ecosystem Overview

The Mercer County ecosystem supports 100 documented wildlife species across 97 taxonomic genera. Located in Mercer 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 Sharon, Mercer County hosts 9900% more species diversity. This location ranks #1 for species diversity among 11 Mercer County County natural areas, placing it in the 91th 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 11 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 11 locations

91th percentile for diversity

vs. Sharon

+9900% species diversity

Ecosystem Overview

‌
‌
‌
‌

Biodiversity Highlights

‌

Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

‌

Most Common Species

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

Cardamine hirsuta

hairy bitter-cress

Very Common5 obs.

Monarda didyma

Oswego Tea

Very Common5 obs.

Liriodendron tulipifera

Tulip Poplar

Very Common5 obs.

Rosa multiflora

Many-Flower Rose

Very Common5 obs.

Mitchella repens

Squawvine

Very Common4 obs.

Lepomis macrochirus

Bluegill sunfish

Common4 obs.

Chelydra serpentina

Snapping Turtle

Common4 obs.

Spirodela polyrhiza

great duckweed

Common4 obs.

Ligustrum obtusifolium

Border Privet

Common4 obs.

Hydrocharis morsus-ranae

frogbit

Common4 obs.

Fagus grandifolia

American Beech

Common4 obs.

Alliaria petiolata

garlic mustard

Occasional4 obs.

Symplocarpus foetidus

Skunk Cabbage

Occasional4 obs.

Pachydiplax longipennis

Blue Dasher

Occasional3 obs.

Monotropa uniflora

One-Flowered Indian Pipe

Occasional3 obs.

Maianthemum canadense

Canadian May-Lily

Occasional3 obs.

Carex intumescens

Shining Bur Sedge

Occasional3 obs.

Mergus serrator

Red-breasted Merganser

Rare3 obs.

Notemigonus crysoleucas

Golden Shiner Minnow

Rare3 obs.

Ischnura verticalis

Eastern Forktail

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.

Most Common Species

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

Want the Complete Field Guide?

‌
‌

‌

Get Your Personalized Field Guide

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

$6.99

Get Your Personalized Field Guide

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

Email Address (for delivery)

Your field guide will be delivered to this email address. Please double-check for accuracy.

$6.99

Regional Comparison

Regional Ranking

100

Species Count

+1567%

vs. Regional Average

Compared to 8 nearby locations in Mercer County County, Pennsylvania

Nearby Natural Areas

Sharon

Importance: 0.37

1 species

+9900% vs. current

Grove City

Importance: 0.36

1 species

+9900% vs. current

Shenango River Lake

Importance: 0.35

9 species

+1011% vs. current

Lake Julia

Importance: 0.35

1 species

+9900% vs. current

Greenville

Importance: 0.34

23 species

+335% vs. current

Hermitage

Importance: 0.32

12 species

+733% vs. current

Farrell

Importance: 0.32

1 species

+9900% vs. current

Sharpsville

Importance: 0.30

2 species

+4900% 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 Mercer County County.

Regional Comparison

‌

Regional Ranking

‌

Species Count

‌

vs. Regional Average

‌

Nearby Natural Areas

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

About This Comparison

‌
‌
‌

Regional Comparison

Regional Ranking

100

Species Count

+1567%

vs. Regional Average

Compared to 8 nearby locations in Mercer County County, Pennsylvania

Nearby Natural Areas

Sharon

Importance: 0.37

1 species

+9900% vs. current

Grove City

Importance: 0.36

1 species

+9900% vs. current

Shenango River Lake

Importance: 0.35

9 species

+1011% vs. current

Lake Julia

Importance: 0.35

1 species

+9900% vs. current

Greenville

Importance: 0.34

23 species

+335% vs. current

Hermitage

Importance: 0.32

12 species

+733% vs. current

Farrell

Importance: 0.32

1 species

+9900% vs. current

Sharpsville

Importance: 0.30

2 species

+4900% 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 11 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 11 locations

91th percentile for diversity

vs. Sharon

+9900% species diversity

Most Common Species

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

Cardamine hirsuta

hairy bitter-cress

Very Common5 obs.

Monarda didyma

Oswego Tea

Very Common5 obs.

Liriodendron tulipifera

Tulip Poplar

Very Common5 obs.

Rosa multiflora

Many-Flower Rose

Very Common5 obs.

Mitchella repens

Squawvine

Very Common4 obs.

Lepomis macrochirus

Bluegill sunfish

Common4 obs.

Chelydra serpentina

Snapping Turtle

Common4 obs.

Spirodela polyrhiza

great duckweed

Common4 obs.

Ligustrum obtusifolium

Border Privet

Common4 obs.

Hydrocharis morsus-ranae

frogbit

Common4 obs.

Fagus grandifolia

American Beech

Common4 obs.

Alliaria petiolata

garlic mustard

Occasional4 obs.

Symplocarpus foetidus

Skunk Cabbage

Occasional4 obs.

Pachydiplax longipennis

Blue Dasher

Occasional3 obs.

Monotropa uniflora

One-Flowered Indian Pipe

Occasional3 obs.

Maianthemum canadense

Canadian May-Lily

Occasional3 obs.

Carex intumescens

Shining Bur Sedge

Occasional3 obs.

Mergus serrator

Red-breasted Merganser

Rare3 obs.

Notemigonus crysoleucas

Golden Shiner Minnow

Rare3 obs.

Ischnura verticalis

Eastern Forktail

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.