Rockland

Ecosystem Overview

The Rockland ecosystem supports 33 documented wildlife species across 28 taxonomic genera. Located in Knox County, Maine, this area provides critical habitat with diverse natural communities. The location hosts 7 frequently observed species and 6 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Camden nearby has 67% more documented species, Rockland offers unique wildlife observation opportunities. This location ranks #4 for species diversity among 9 Knox County County natural areas, placing it in the 56th percentile for biodiversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 9 locations

Species Distribution

Very Common7 species

Common10 species

Occasional10 species

Rare6 species

Regional Context

Regional Ranking

#4 of 9 locations

56th percentile for diversity

vs. Camden

-67% 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 33 total documented species.

Larus smithsonianus

American Herring Gull

Very Common4 obs.

Somateria mollissima

Common Eider

Very Common3 obs.

Strongylocentrotus droebachiensis

green sea urchin

Very Common2 obs.

Larus delawarensis

Ring-billed Gull

Very Common2 obs.

Bucephala clangula

common goldeneye

Very Common2 obs.

Vespula germanica

German Yellowjacket

Common1 obs.

Semibalanus balanoides

Acorn Barnacle

Common1 obs.

Phoca vitulina

common seal, harbour seal

Common1 obs.

Pandion haliaetus

osprey

Common1 obs.

Larus marinus

great black-backed gull

Common1 obs.

Gavia immer

great northern loon

Common1 obs.

Podiceps auritus

horned grebe

Occasional1 obs.

Mareca americana

American Wigeon

Occasional1 obs.

Melanitta perspicillata

Surf Scoter

Occasional1 obs.

Aythya collaris

Ring-necked Duck

Occasional1 obs.

Clangula hyemalis

long-tailed duck

Occasional1 obs.

Bucephala albeola

Bufflehead

Occasional1 obs.

Bromus inermis

Smooth brome

Rare1 obs.

Impatiens glandulifera

Indian balsam

Rare1 obs.

Solanum dulcamara

bittersweet, woody nightshade

Rare1 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 Rockland. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

Species Count

-25%

vs. Regional Average

Compared to 8 nearby locations in Knox County County, Maine

Nearby Natural Areas

Camden

Importance: 0.35

100 species

-67% vs. current

Knox County

Importance: 0.35

100 species

-67% vs. current

Long Pond

Importance: 0.35

5 species

+560% vs. current

Alford Lake

Importance: 0.35

2 species

+1550% vs. current

Isle Au Haut

Importance: 0.33

100 species

-67% vs. current

Vinalhaven Island

Importance: 0.33

21 species

+57% vs. current

North Haven Island

Importance: 0.33

19 species

+74% vs. current

Clark Island

Importance: 0.33

3 species

+1000% 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 Knox 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

Species Count

-25%

vs. Regional Average

Compared to 8 nearby locations in Knox County County, Maine

Nearby Natural Areas

Camden

Importance: 0.35

100 species

-67% vs. current

Knox County

Importance: 0.35

100 species

-67% vs. current

Long Pond

Importance: 0.35

5 species

+560% vs. current

Alford Lake

Importance: 0.35

2 species

+1550% vs. current

Isle Au Haut

Importance: 0.33

100 species

-67% vs. current

Vinalhaven Island

Importance: 0.33

21 species

+57% vs. current

North Haven Island

Importance: 0.33

19 species

+74% vs. current

Clark Island

Importance: 0.33

3 species

+1000% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 9 locations

Species Distribution

Very Common7 species

Common10 species

Occasional10 species

Rare6 species

Regional Context

Regional Ranking

#4 of 9 locations

56th percentile for diversity

vs. Camden

-67% species diversity

Most Common Species

Showing 20 most frequently observed species out of 33 total documented species.

Larus smithsonianus

American Herring Gull

Very Common4 obs.

Somateria mollissima

Common Eider

Very Common3 obs.

Strongylocentrotus droebachiensis

green sea urchin

Very Common2 obs.

Larus delawarensis

Ring-billed Gull

Very Common2 obs.

Bucephala clangula

common goldeneye

Very Common2 obs.

Vespula germanica

German Yellowjacket

Common1 obs.

Semibalanus balanoides

Acorn Barnacle

Common1 obs.

Phoca vitulina

common seal, harbour seal

Common1 obs.

Pandion haliaetus

osprey

Common1 obs.

Larus marinus

great black-backed gull

Common1 obs.

Gavia immer

great northern loon

Common1 obs.

Podiceps auritus

horned grebe

Occasional1 obs.

Mareca americana

American Wigeon

Occasional1 obs.

Melanitta perspicillata

Surf Scoter

Occasional1 obs.

Aythya collaris

Ring-necked Duck

Occasional1 obs.

Clangula hyemalis

long-tailed duck

Occasional1 obs.

Bucephala albeola

Bufflehead

Occasional1 obs.

Bromus inermis

Smooth brome

Rare1 obs.

Impatiens glandulifera

Indian balsam

Rare1 obs.

Solanum dulcamara

bittersweet, woody nightshade

Rare1 obs.

Want the Complete Field Guide?

Get all 33 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.