Johnston

Ecosystem Overview

The Johnston ecosystem supports 100 documented wildlife species across 96 taxonomic genera. Located in Providence County, Rhode Island, 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. This location ranks #6 for species diversity among 29 Providence County County natural areas, placing it in the 79th 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 29 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#6 of 29 locations

79th percentile for diversity

vs. Providence

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.

Passerculus sandwichensis

Savannah Sparrow

Very Common5 obs.

Sialia sialis

Eastern Bluebird

Very Common5 obs.

Cuculus canorus

cuckoo, common cuckoo

Very Common5 obs.

Melanoplus differentialis

Differential Grasshopper

Very Common4 obs.

Anaxyrus americanus

American Toad

Very Common4 obs.

Melospiza melodia

Song Sparrow

Common4 obs.

Sayornis phoebe

Eastern Phoebe

Common3 obs.

Umbilicaria mammulata

Common3 obs.

Chimaphila maculata

Spotted Pipsissewa

Common3 obs.

Castanea dentata

Toothed Chestnut

Common3 obs.

Sitta carolinensis

White-Breasted Nuthatch (Interior West)

Common3 obs.

Pyrrharctia isabella

Isabella Tiger Moth

Occasional2 obs.

Pachydiplax longipennis

Blue Dasher

Occasional2 obs.

Hyles gallii

Occasional2 obs.

Thamnophis sirtalis

Common Garter Snake

Occasional2 obs.

Lithobates sylvaticus

Wood Frog

Occasional2 obs.

Haematopis grataria

Chickweed Geometer

Occasional2 obs.

Ancyloxypha numitor

Least Skipper

Rare2 obs.

Papilio glaucus

Eastern Tiger Swallowtail

Rare2 obs.

Libellula incesta

Slaty Skimmer

Rare2 obs.

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Most Common Species

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

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Regional Comparison

Regional Ranking

100

Species Count

+49%

vs. Regional Average

Compared to 8 nearby locations in Providence County County, Rhode Island

Nearby Natural Areas

Providence

Importance: 0.60

100 species

0% vs. current

Pawtucket

Importance: 0.46

14 species

+614% vs. current

Cranston

Importance: 0.43

36 species

+178% vs. current

Woonsocket

Importance: 0.42

2 species

+4900% vs. current

East Providence

Importance: 0.40

86 species

+16% vs. current

Cumberland

Importance: 0.38

100 species

0% vs. current

Providence County

Importance: 0.38

100 species

0% vs. current

Scituate

Importance: 0.35

100 species

0% 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 Providence 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

+49%

vs. Regional Average

Compared to 8 nearby locations in Providence County County, Rhode Island

Nearby Natural Areas

Providence

Importance: 0.60

100 species

0% vs. current

Pawtucket

Importance: 0.46

14 species

+614% vs. current

Cranston

Importance: 0.43

36 species

+178% vs. current

Woonsocket

Importance: 0.42

2 species

+4900% vs. current

East Providence

Importance: 0.40

86 species

+16% vs. current

Cumberland

Importance: 0.38

100 species

0% vs. current

Providence County

Importance: 0.38

100 species

0% vs. current

Scituate

Importance: 0.35

100 species

0% 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 29 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#6 of 29 locations

79th percentile for diversity

vs. Providence

0% species diversity

Most Common Species

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

Passerculus sandwichensis

Savannah Sparrow

Very Common5 obs.

Sialia sialis

Eastern Bluebird

Very Common5 obs.

Cuculus canorus

cuckoo, common cuckoo

Very Common5 obs.

Melanoplus differentialis

Differential Grasshopper

Very Common4 obs.

Anaxyrus americanus

American Toad

Very Common4 obs.

Melospiza melodia

Song Sparrow

Common4 obs.

Sayornis phoebe

Eastern Phoebe

Common3 obs.

Umbilicaria mammulata

Common3 obs.

Chimaphila maculata

Spotted Pipsissewa

Common3 obs.

Castanea dentata

Toothed Chestnut

Common3 obs.

Sitta carolinensis

White-Breasted Nuthatch (Interior West)

Common3 obs.

Pyrrharctia isabella

Isabella Tiger Moth

Occasional2 obs.

Pachydiplax longipennis

Blue Dasher

Occasional2 obs.

Hyles gallii

Occasional2 obs.

Thamnophis sirtalis

Common Garter Snake

Occasional2 obs.

Lithobates sylvaticus

Wood Frog

Occasional2 obs.

Haematopis grataria

Chickweed Geometer

Occasional2 obs.

Ancyloxypha numitor

Least Skipper

Rare2 obs.

Papilio glaucus

Eastern Tiger Swallowtail

Rare2 obs.

Libellula incesta

Slaty Skimmer

Rare2 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.