Upper Impoundment

Ecosystem Overview

The Upper Impoundment ecosystem supports 97 documented wildlife species across 94 taxonomic genera. Located in Massachusetts, this area provides critical habitat for regional wildlife. The location hosts 20 frequently observed species and 19 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Massachusetts nearby has 3% more documented species, Upper Impoundment offers unique wildlife observation opportunities. This location ranks #162 for species diversity among 710 Massachusetts natural areas, placing it in the 77th 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

#162

Regional Rank

Out of 710 locations

Species Distribution

Very Common20 species

Common29 species

Occasional29 species

Rare19 species

Regional Context

Regional Ranking

#162 of 710 locations

77th percentile for diversity

vs. Massachusetts

-3% 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 97 total documented species.

Cistothorus palustris

Marsh Wren

Very Common8 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common7 obs.

Ondatra zibethicus

Muskrat

Very Common6 obs.

Ardea herodias

Great Blue Heron

Very Common5 obs.

Cygnus olor

Mute Swan

Very Common5 obs.

Aix sponsa

wood duck

Common5 obs.

Tetraopes tetrophthalmus

Red Milkweed Beetle

Common4 obs.

Spinus tristis

American goldfinch

Common3 obs.

Myiarchus crinitus

Great-Crested Flycatcher

Common2 obs.

Haliaeetus leucocephalus

Bald Eagle

Common2 obs.

Lithobates pipiens

Northern Leopard Frog

Common2 obs.

Daucus carota

wild carrot

Occasional2 obs.

Oncopeltus fasciatus

Large Milkweed Bug

Occasional2 obs.

Tachycineta bicolor

Tree/Violet-Green Swallow

Occasional2 obs.

Pontederia cordata

pickerelweed

Occasional2 obs.

Onoclea sensibilis

Polypod Brake

Occasional2 obs.

Melospiza georgiana

Swamp Sparrow

Occasional2 obs.

Cephalanthus occidentalis

Honey-Bells

Rare2 obs.

Ancyloxypha numitor

Least Skipper

Rare2 obs.

Apis mellifera

Western Honey Bee

Rare2 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 Upper Impoundment. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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

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Regional Comparison

Regional Ranking

Species Count

-3%

vs. Regional Average

Compared to 8 nearby locations in Massachusetts

Nearby Natural Areas

Massachusetts

Importance: 0.78

100 species

-3% vs. current

Boston

Importance: 0.73

100 species

-3% vs. current

Cambridge

Importance: 0.57

100 species

-3% vs. current

Worcester

Importance: 0.54

100 species

-3% vs. current

Quincy

Importance: 0.49

100 species

-3% vs. current

Lowell

Importance: 0.49

100 species

-3% vs. current

Newton

Importance: 0.48

100 species

-3% vs. current

Worcester County

Importance: 0.48

100 species

-3% 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 Massachusetts.

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

-3%

vs. Regional Average

Compared to 8 nearby locations in Massachusetts

Nearby Natural Areas

Massachusetts

Importance: 0.78

100 species

-3% vs. current

Boston

Importance: 0.73

100 species

-3% vs. current

Cambridge

Importance: 0.57

100 species

-3% vs. current

Worcester

Importance: 0.54

100 species

-3% vs. current

Quincy

Importance: 0.49

100 species

-3% vs. current

Lowell

Importance: 0.49

100 species

-3% vs. current

Newton

Importance: 0.48

100 species

-3% vs. current

Worcester County

Importance: 0.48

100 species

-3% 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

#162

Regional Rank

Out of 710 locations

Species Distribution

Very Common20 species

Common29 species

Occasional29 species

Rare19 species

Regional Context

Regional Ranking

#162 of 710 locations

77th percentile for diversity

vs. Massachusetts

-3% species diversity

Most Common Species

Showing 20 most frequently observed species out of 97 total documented species.

Cistothorus palustris

Marsh Wren

Very Common8 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common7 obs.

Ondatra zibethicus

Muskrat

Very Common6 obs.

Ardea herodias

Great Blue Heron

Very Common5 obs.

Cygnus olor

Mute Swan

Very Common5 obs.

Aix sponsa

wood duck

Common5 obs.

Tetraopes tetrophthalmus

Red Milkweed Beetle

Common4 obs.

Spinus tristis

American goldfinch

Common3 obs.

Myiarchus crinitus

Great-Crested Flycatcher

Common2 obs.

Haliaeetus leucocephalus

Bald Eagle

Common2 obs.

Lithobates pipiens

Northern Leopard Frog

Common2 obs.

Daucus carota

wild carrot

Occasional2 obs.

Oncopeltus fasciatus

Large Milkweed Bug

Occasional2 obs.

Tachycineta bicolor

Tree/Violet-Green Swallow

Occasional2 obs.

Pontederia cordata

pickerelweed

Occasional2 obs.

Onoclea sensibilis

Polypod Brake

Occasional2 obs.

Melospiza georgiana

Swamp Sparrow

Occasional2 obs.

Cephalanthus occidentalis

Honey-Bells

Rare2 obs.

Ancyloxypha numitor

Least Skipper

Rare2 obs.

Apis mellifera

Western Honey Bee

Rare2 obs.

Want the Complete Field Guide?

Get all 97 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.