Princeton Township

Ecosystem Overview

The Princeton Township ecosystem supports 100 documented wildlife species across 94 taxonomic genera. Located in Mercer County, New Jersey, 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 Trenton, Princeton Township hosts 317% more species diversity. This location ranks #3 for species diversity among 13 Mercer County County natural areas, placing it in the 77th 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 13 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#3 of 13 locations

77th percentile for diversity

vs. Trenton

+317% 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.

Magicicada septendecim

Decim Periodical Cicada

Very Common10 obs.

Fundulus diaphanus

Banded Killifish

Very Common6 obs.

Pourthiaea villosa

Very Common5 obs.

Lycorma delicatula

Spot Clothing Wax Cicada

Very Common5 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common5 obs.

Hesperis matronalis

Dames rocket

Common5 obs.

Sanguinaria canadensis

Puccoon-Root

Common4 obs.

Branta canadensis

Canada goose

Common4 obs.

Eris militaris

Common4 obs.

Harmonia axyridis

Harlequin ladybird

Common4 obs.

Claytonia virginica

Eastern Springbeauty

Common4 obs.

Lithobates clamitans

Green Frog

Occasional4 obs.

Trametes versicolor

Turkeytail

Occasional4 obs.

Haemorhous mexicanus

House Finch

Occasional4 obs.

Colaptes auratus

common flicker

Occasional4 obs.

Leucauge venusta

Venusta Orchard Spider

Occasional3 obs.

Dolomedes tenebrosus

Occasional3 obs.

Ancyloxypha numitor

Least Skipper

Rare3 obs.

Toxomerus geminatus

Eastern Calligrapher

Rare3 obs.

Delphinia picta

Common Picture-Winged Fly

Rare3 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 Princeton Township. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+45%

vs. Regional Average

Compared to 8 nearby locations in Mercer County County, New Jersey

Nearby Natural Areas

Trenton

Importance: 0.54

24 species

+317% vs. current

Mercer County

Importance: 0.44

100 species

0% vs. current

Hopewell Township

Importance: 0.35

100 species

0% vs. current

West Windsor Township

Importance: 0.35

100 species

0% vs. current

Hamilton Township

Importance: 0.35

100 species

0% vs. current

Lawrence Township

Importance: 0.35

100 species

0% vs. current

Robbinsville Township

Importance: 0.35

22 species

+355% vs. current

East Windsor Township

Importance: 0.35

5 species

+1900% 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

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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

+45%

vs. Regional Average

Compared to 8 nearby locations in Mercer County County, New Jersey

Nearby Natural Areas

Trenton

Importance: 0.54

24 species

+317% vs. current

Mercer County

Importance: 0.44

100 species

0% vs. current

Hopewell Township

Importance: 0.35

100 species

0% vs. current

West Windsor Township

Importance: 0.35

100 species

0% vs. current

Hamilton Township

Importance: 0.35

100 species

0% vs. current

Lawrence Township

Importance: 0.35

100 species

0% vs. current

Robbinsville Township

Importance: 0.35

22 species

+355% vs. current

East Windsor Township

Importance: 0.35

5 species

+1900% 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 13 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#3 of 13 locations

77th percentile for diversity

vs. Trenton

+317% species diversity

Most Common Species

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

Magicicada septendecim

Decim Periodical Cicada

Very Common10 obs.

Fundulus diaphanus

Banded Killifish

Very Common6 obs.

Pourthiaea villosa

Very Common5 obs.

Lycorma delicatula

Spot Clothing Wax Cicada

Very Common5 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common5 obs.

Hesperis matronalis

Dames rocket

Common5 obs.

Sanguinaria canadensis

Puccoon-Root

Common4 obs.

Branta canadensis

Canada goose

Common4 obs.

Eris militaris

Common4 obs.

Harmonia axyridis

Harlequin ladybird

Common4 obs.

Claytonia virginica

Eastern Springbeauty

Common4 obs.

Lithobates clamitans

Green Frog

Occasional4 obs.

Trametes versicolor

Turkeytail

Occasional4 obs.

Haemorhous mexicanus

House Finch

Occasional4 obs.

Colaptes auratus

common flicker

Occasional4 obs.

Leucauge venusta

Venusta Orchard Spider

Occasional3 obs.

Dolomedes tenebrosus

Occasional3 obs.

Ancyloxypha numitor

Least Skipper

Rare3 obs.

Toxomerus geminatus

Eastern Calligrapher

Rare3 obs.

Delphinia picta

Common Picture-Winged Fly

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.