Waukesha County

Ecosystem Overview

The Waukesha County ecosystem supports 100 documented wildlife species across 98 taxonomic genera. Located in Waukesha County, Wisconsin, 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 33 Waukesha County County natural areas, placing it in the 88th 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

#4 of 33 locations

88th percentile for diversity

vs. Waukesha

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.

Junco hyemalis

dark-eyed junco

Very Common148 obs.

Turdus migratorius

American Robin

Very Common144 obs.

Cardinalis cardinalis

Northern Cardinal

Very Common136 obs.

Poecile atricapillus

Black-capped chickadee

Very Common113 obs.

Lepomis macrochirus

Bluegill sunfish

Very Common108 obs.

Odocoileus virginianus

Key Deer

Common99 obs.

Anas platyrhynchos

mallard

Common69 obs.

Sciurus carolinensis

Grey squirrel

Common66 obs.

Rhamnus cathartica

purging buckthorn

Common63 obs.

Spinus tristis

American goldfinch

Common59 obs.

Acer negundo

ash-leaved maple, box-elder

Common56 obs.

Branta canadensis

Canada goose

Occasional52 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Occasional47 obs.

Juniperus virginiana

Red Cedar Juniper

Occasional46 obs.

Corvus brachyrhynchos

American Crow

Occasional46 obs.

Eurynia dilatata

spike

Occasional45 obs.

Meleagris gallopavo

Turkey

Occasional42 obs.

Asclepias syriaca

Virginia-Silk

Rare41 obs.

Haemorhous mexicanus

House Finch

Rare40 obs.

Symplocarpus foetidus

Skunk Cabbage

Rare39 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 Waukesha County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+96%

vs. Regional Average

Compared to 8 nearby locations in Waukesha County County, Wisconsin

Nearby Natural Areas

Waukesha

Importance: 0.47

100 species

0% vs. current

Menomonee Falls

Importance: 0.40

92 species

+9% vs. current

Oconomowoc

Importance: 0.38

75 species

+33% vs. current

City Of Pewaukee

Importance: 0.36

11 species

+809% vs. current

Lake Okauchee

Importance: 0.35

100 species

0% vs. current

Fowler Lake

Importance: 0.35

17 species

+488% vs. current

Nagawicka Lake

Importance: 0.35

9 species

+1011% vs. current

Lake Oconomowoc

Importance: 0.35

6 species

+1567% 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 Waukesha 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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Regional Comparison

Regional Ranking

100

Species Count

+96%

vs. Regional Average

Compared to 8 nearby locations in Waukesha County County, Wisconsin

Nearby Natural Areas

Waukesha

Importance: 0.47

100 species

0% vs. current

Menomonee Falls

Importance: 0.40

92 species

+9% vs. current

Oconomowoc

Importance: 0.38

75 species

+33% vs. current

City Of Pewaukee

Importance: 0.36

11 species

+809% vs. current

Lake Okauchee

Importance: 0.35

100 species

0% vs. current

Fowler Lake

Importance: 0.35

17 species

+488% vs. current

Nagawicka Lake

Importance: 0.35

9 species

+1011% vs. current

Lake Oconomowoc

Importance: 0.35

6 species

+1567% 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

#4 of 33 locations

88th percentile for diversity

vs. Waukesha

0% species diversity

Most Common Species

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

Junco hyemalis

dark-eyed junco

Very Common148 obs.

Turdus migratorius

American Robin

Very Common144 obs.

Cardinalis cardinalis

Northern Cardinal

Very Common136 obs.

Poecile atricapillus

Black-capped chickadee

Very Common113 obs.

Lepomis macrochirus

Bluegill sunfish

Very Common108 obs.

Odocoileus virginianus

Key Deer

Common99 obs.

Anas platyrhynchos

mallard

Common69 obs.

Sciurus carolinensis

Grey squirrel

Common66 obs.

Rhamnus cathartica

purging buckthorn

Common63 obs.

Spinus tristis

American goldfinch

Common59 obs.

Acer negundo

ash-leaved maple, box-elder

Common56 obs.

Branta canadensis

Canada goose

Occasional52 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Occasional47 obs.

Juniperus virginiana

Red Cedar Juniper

Occasional46 obs.

Corvus brachyrhynchos

American Crow

Occasional46 obs.

Eurynia dilatata

spike

Occasional45 obs.

Meleagris gallopavo

Turkey

Occasional42 obs.

Asclepias syriaca

Virginia-Silk

Rare41 obs.

Haemorhous mexicanus

House Finch

Rare40 obs.

Symplocarpus foetidus

Skunk Cabbage

Rare39 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.