Barnstable County

Ecosystem Overview

The Barnstable County ecosystem supports 100 documented wildlife species across 94 taxonomic genera. Located in Barnstable County, Massachusetts, 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 75 Barnstable County County natural areas, placing it in the 95th 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 75 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#4 of 75 locations

95th percentile for diversity

vs. Bourne

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.

Pinus rigida

pitch pine

Very Common573 obs.

Larus smithsonianus

American Herring Gull

Very Common184 obs.

Somateria mollissima

Common Eider

Very Common176 obs.

Mergus serrator

Red-breasted Merganser

Very Common142 obs.

Pandion haliaetus

osprey

Very Common139 obs.

Leucophaeus atricilla

Laughing Gull

Common129 obs.

Limulus polyphemus

horseshoe crab

Common124 obs.

Chrysemys picta

Eastern Painted Turtle

Common122 obs.

Setophaga coronata

Myrtle Warbler

Common117 obs.

Melospiza melodia

Song Sparrow

Common116 obs.

Larus marinus

great black-backed gull

Common114 obs.

Halichoerus grypus

Grey Seal

Occasional105 obs.

Danaus plexippus

monarch

Occasional105 obs.

Gavia immer

great northern loon

Occasional95 obs.

Vulpes vulpes

fox, red fox

Occasional90 obs.

Clangula hyemalis

long-tailed duck

Occasional88 obs.

Poecile atricapillus

Black-capped chickadee

Occasional87 obs.

Rosa rugosa

japanese rose

Rare84 obs.

Morus bassanus

Northern Gannet

Rare76 obs.

Spinus tristis

American goldfinch

Rare74 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 Barnstable County. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

vs. Regional Average

Compared to 8 nearby locations in Barnstable County County, Massachusetts

Nearby Natural Areas

Bourne

Importance: 0.36

100 species

0% vs. current

Eastham

Importance: 0.35

100 species

0% vs. current

Barnstable

Importance: 0.35

100 species

0% vs. current

Falmouth

Importance: 0.35

100 species

0% vs. current

Brewster

Importance: 0.35

100 species

0% vs. current

Chatham

Importance: 0.35

100 species

0% vs. current

Dennis

Importance: 0.35

100 species

0% vs. current

Harwich

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 Barnstable 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

vs. Regional Average

Compared to 8 nearby locations in Barnstable County County, Massachusetts

Nearby Natural Areas

Bourne

Importance: 0.36

100 species

0% vs. current

Eastham

Importance: 0.35

100 species

0% vs. current

Barnstable

Importance: 0.35

100 species

0% vs. current

Falmouth

Importance: 0.35

100 species

0% vs. current

Brewster

Importance: 0.35

100 species

0% vs. current

Chatham

Importance: 0.35

100 species

0% vs. current

Dennis

Importance: 0.35

100 species

0% vs. current

Harwich

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 75 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#4 of 75 locations

95th percentile for diversity

vs. Bourne

0% species diversity

Most Common Species

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

Pinus rigida

pitch pine

Very Common573 obs.

Larus smithsonianus

American Herring Gull

Very Common184 obs.

Somateria mollissima

Common Eider

Very Common176 obs.

Mergus serrator

Red-breasted Merganser

Very Common142 obs.

Pandion haliaetus

osprey

Very Common139 obs.

Leucophaeus atricilla

Laughing Gull

Common129 obs.

Limulus polyphemus

horseshoe crab

Common124 obs.

Chrysemys picta

Eastern Painted Turtle

Common122 obs.

Setophaga coronata

Myrtle Warbler

Common117 obs.

Melospiza melodia

Song Sparrow

Common116 obs.

Larus marinus

great black-backed gull

Common114 obs.

Halichoerus grypus

Grey Seal

Occasional105 obs.

Danaus plexippus

monarch

Occasional105 obs.

Gavia immer

great northern loon

Occasional95 obs.

Vulpes vulpes

fox, red fox

Occasional90 obs.

Clangula hyemalis

long-tailed duck

Occasional88 obs.

Poecile atricapillus

Black-capped chickadee

Occasional87 obs.

Rosa rugosa

japanese rose

Rare84 obs.

Morus bassanus

Northern Gannet

Rare76 obs.

Spinus tristis

American goldfinch

Rare74 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.