Westerly

Ecosystem Overview

The Westerly ecosystem supports 100 documented wildlife species across 94 taxonomic genera. Located in Washington 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 #4 for species diversity among 14 Washington County County natural areas, placing it in the 71th 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 14 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#4 of 14 locations

71th percentile for diversity

vs. Narragansett

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.

Limulus polyphemus

horseshoe crab

Very Common19 obs.

Rosa rugosa

japanese rose

Very Common10 obs.

Baccharis halimifolia

Eastern baccharis

Very Common8 obs.

Melospiza melodia

Song Sparrow

Very Common7 obs.

Crepidula fornicata

Common Atlantic Slippersnail

Very Common7 obs.

Charadrius semipalmatus

Semipalmated Plover

Common5 obs.

Passer domesticus

House Sparrow

Common5 obs.

Haematopus palliatus

American Oystercatcher

Common5 obs.

Solidago sempervirens

Evergreen Goldenrod

Common5 obs.

Turdus migratorius

American Robin

Common5 obs.

Artemisia stelleriana

Oldwoman

Common4 obs.

Pandion haliaetus

osprey

Occasional4 obs.

Sylvilagus floridanus

Lapin A Queue Blanche

Occasional4 obs.

Lathyrus japonicus

sea pea

Occasional4 obs.

Homarus americanus

American lobster

Occasional4 obs.

Callinectes sapidus

blue swimming crab

Occasional4 obs.

Calidris pusilla

Semipalmated Sandpiper

Occasional3 obs.

Larus marinus

great black-backed gull

Rare3 obs.

Egretta thula

Snowy Egret

Rare3 obs.

Buccinum undatum

whelk

Rare3 obs.

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Most Common Species

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Want the Complete Field Guide?

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Get Your Personalized Field Guide

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

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+30%

vs. Regional Average

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

Nearby Natural Areas

Narragansett

Importance: 0.40

100 species

0% vs. current

Washington County

Importance: 0.37

100 species

0% vs. current

Charlestown

Importance: 0.35

100 species

0% vs. current

North Kingstown

Importance: 0.35

100 species

0% vs. current

Exeter

Importance: 0.35

100 species

0% vs. current

South Kingstown

Importance: 0.35

100 species

0% vs. current

Asa Pond

Importance: 0.35

9 species

+1011% vs. current

Blue Pond

Importance: 0.35

8 species

+1150% 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

+30%

vs. Regional Average

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

Nearby Natural Areas

Narragansett

Importance: 0.40

100 species

0% vs. current

Washington County

Importance: 0.37

100 species

0% vs. current

Charlestown

Importance: 0.35

100 species

0% vs. current

North Kingstown

Importance: 0.35

100 species

0% vs. current

Exeter

Importance: 0.35

100 species

0% vs. current

South Kingstown

Importance: 0.35

100 species

0% vs. current

Asa Pond

Importance: 0.35

9 species

+1011% vs. current

Blue Pond

Importance: 0.35

8 species

+1150% 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 14 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#4 of 14 locations

71th percentile for diversity

vs. Narragansett

0% species diversity

Most Common Species

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

Limulus polyphemus

horseshoe crab

Very Common19 obs.

Rosa rugosa

japanese rose

Very Common10 obs.

Baccharis halimifolia

Eastern baccharis

Very Common8 obs.

Melospiza melodia

Song Sparrow

Very Common7 obs.

Crepidula fornicata

Common Atlantic Slippersnail

Very Common7 obs.

Charadrius semipalmatus

Semipalmated Plover

Common5 obs.

Passer domesticus

House Sparrow

Common5 obs.

Haematopus palliatus

American Oystercatcher

Common5 obs.

Solidago sempervirens

Evergreen Goldenrod

Common5 obs.

Turdus migratorius

American Robin

Common5 obs.

Artemisia stelleriana

Oldwoman

Common4 obs.

Pandion haliaetus

osprey

Occasional4 obs.

Sylvilagus floridanus

Lapin A Queue Blanche

Occasional4 obs.

Lathyrus japonicus

sea pea

Occasional4 obs.

Homarus americanus

American lobster

Occasional4 obs.

Callinectes sapidus

blue swimming crab

Occasional4 obs.

Calidris pusilla

Semipalmated Sandpiper

Occasional3 obs.

Larus marinus

great black-backed gull

Rare3 obs.

Egretta thula

Snowy Egret

Rare3 obs.

Buccinum undatum

whelk

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.