York County

Ecosystem Overview

The York County ecosystem supports 100 documented wildlife species across 88 taxonomic genera. Located in York County, Maine, 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 Kittery, York County hosts 4% more species diversity. This location ranks #6 for species diversity among 33 York County County natural areas, placing it in the 82th 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 33 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#6 of 33 locations

82th percentile for diversity

vs. Kittery

+4% 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.

Spisula solidissima

Atlantic Surf Clam

Very Common46 obs.

Somateria mollissima

Common Eider

Very Common39 obs.

Littorina littorea

Common periwinkle

Very Common38 obs.

Larus smithsonianus

American Herring Gull

Very Common29 obs.

Carcinus maenas

European green crab

Very Common28 obs.

Pinus strobus

White Pine

Common27 obs.

Rosa rugosa

japanese rose

Common27 obs.

Kalmia angustifolia

Wicky

Common23 obs.

Crepidula fornicata

Common Atlantic Slippersnail

Common22 obs.

Nucella lapillus

northern dog whelk

Common21 obs.

Bombus impatiens

Common Eastern Bumblebee

Common19 obs.

Larus marinus

great black-backed gull

Occasional16 obs.

Gaultheria procumbens

Mountain-Tea

Occasional16 obs.

Comptonia peregrina

Fern-Gale

Occasional15 obs.

Aralia nudicaulis

Shotbush

Occasional14 obs.

Osmunda spectabilis

American Royal Fern

Occasional14 obs.

Lathyrus japonicus

sea pea

Occasional14 obs.

Passer domesticus

House Sparrow

Rare14 obs.

Melospiza melodia

Song Sparrow

Rare13 obs.

Larus delawarensis

Ring-billed Gull

Rare13 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 York County. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+18%

vs. Regional Average

Compared to 8 nearby locations in York County County, Maine

Nearby Natural Areas

Kittery

Importance: 0.43

96 species

+4% vs. current

Biddeford

Importance: 0.42

100 species

0% vs. current

Kennebunk

Importance: 0.40

100 species

0% vs. current

Saco

Importance: 0.39

100 species

0% vs. current

York

Importance: 0.38

100 species

0% vs. current

Kennebunkport

Importance: 0.38

17 species

+488% vs. current

Wells

Importance: 0.38

100 species

0% vs. current

Sanford

Importance: 0.37

64 species

+56% 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 York 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

+18%

vs. Regional Average

Compared to 8 nearby locations in York County County, Maine

Nearby Natural Areas

Kittery

Importance: 0.43

96 species

+4% vs. current

Biddeford

Importance: 0.42

100 species

0% vs. current

Kennebunk

Importance: 0.40

100 species

0% vs. current

Saco

Importance: 0.39

100 species

0% vs. current

York

Importance: 0.38

100 species

0% vs. current

Kennebunkport

Importance: 0.38

17 species

+488% vs. current

Wells

Importance: 0.38

100 species

0% vs. current

Sanford

Importance: 0.37

64 species

+56% 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 33 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#6 of 33 locations

82th percentile for diversity

vs. Kittery

+4% species diversity

Most Common Species

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

Spisula solidissima

Atlantic Surf Clam

Very Common46 obs.

Somateria mollissima

Common Eider

Very Common39 obs.

Littorina littorea

Common periwinkle

Very Common38 obs.

Larus smithsonianus

American Herring Gull

Very Common29 obs.

Carcinus maenas

European green crab

Very Common28 obs.

Pinus strobus

White Pine

Common27 obs.

Rosa rugosa

japanese rose

Common27 obs.

Kalmia angustifolia

Wicky

Common23 obs.

Crepidula fornicata

Common Atlantic Slippersnail

Common22 obs.

Nucella lapillus

northern dog whelk

Common21 obs.

Bombus impatiens

Common Eastern Bumblebee

Common19 obs.

Larus marinus

great black-backed gull

Occasional16 obs.

Gaultheria procumbens

Mountain-Tea

Occasional16 obs.

Comptonia peregrina

Fern-Gale

Occasional15 obs.

Aralia nudicaulis

Shotbush

Occasional14 obs.

Osmunda spectabilis

American Royal Fern

Occasional14 obs.

Lathyrus japonicus

sea pea

Occasional14 obs.

Passer domesticus

House Sparrow

Rare14 obs.

Melospiza melodia

Song Sparrow

Rare13 obs.

Larus delawarensis

Ring-billed Gull

Rare13 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.