Harrison

Ecosystem Overview

The Harrison ecosystem supports 100 documented wildlife species across 90 taxonomic genera. Located in Macomb County, Michigan, 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 St. Clair Shores, Harrison hosts 669% more species diversity. This location ranks #2 for species diversity among 17 Macomb 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 17 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 17 locations

88th percentile for diversity

vs. St. Clair Shores

+669% 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.

Danaus plexippus

monarch

Very Common68 obs.

Oncopeltus fasciatus

Large Milkweed Bug

Very Common30 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common26 obs.

Cygnus olor

Mute Swan

Very Common20 obs.

Anas platyrhynchos

mallard

Very Common18 obs.

Butorides virescens

green heron

Common16 obs.

Ranunculus sceleratus

cursed crowfoot

Common16 obs.

Larus delawarensis

Ring-billed Gull

Common15 obs.

Branta canadensis

Canada goose

Common14 obs.

Bombus impatiens

Common Eastern Bumblebee

Common14 obs.

Harmonia axyridis

Harlequin ladybird

Common12 obs.

Turdus migratorius

American Robin

Occasional11 obs.

Verbena hastata

Wild Hyssop

Occasional11 obs.

Ardea herodias

Great Blue Heron

Occasional11 obs.

Poecile atricapillus

Black-capped chickadee

Occasional11 obs.

Glechoma hederacea

ground ivy

Occasional10 obs.

Quiscalus quiscula

Common Grackle

Occasional10 obs.

Icterus galbula

baltimore oriole

Rare9 obs.

Buteo jamaicensis

Red-tailed Hawk

Rare9 obs.

Odocoileus virginianus

Key Deer

Rare9 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 Harrison. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+54%

vs. Regional Average

Compared to 8 nearby locations in Macomb County County, Michigan

Nearby Natural Areas

St. Clair Shores

Importance: 0.46

13 species

+669% vs. current

Warren

Importance: 0.45

7 species

+1329% vs. current

Sterling Heights

Importance: 0.44

51 species

+96% vs. current

MacOmb County

Importance: 0.44

100 species

0% vs. current

Shelby Charter Township

Importance: 0.42

100 species

0% vs. current

MacOmb Township

Importance: 0.42

100 species

0% vs. current

Clinton Township

Importance: 0.42

95 species

+5% vs. current

Chesterfield Township

Importance: 0.39

51 species

+96% 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 Macomb 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

+54%

vs. Regional Average

Compared to 8 nearby locations in Macomb County County, Michigan

Nearby Natural Areas

St. Clair Shores

Importance: 0.46

13 species

+669% vs. current

Warren

Importance: 0.45

7 species

+1329% vs. current

Sterling Heights

Importance: 0.44

51 species

+96% vs. current

MacOmb County

Importance: 0.44

100 species

0% vs. current

Shelby Charter Township

Importance: 0.42

100 species

0% vs. current

MacOmb Township

Importance: 0.42

100 species

0% vs. current

Clinton Township

Importance: 0.42

95 species

+5% vs. current

Chesterfield Township

Importance: 0.39

51 species

+96% 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 17 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 17 locations

88th percentile for diversity

vs. St. Clair Shores

+669% species diversity

Most Common Species

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

Danaus plexippus

monarch

Very Common68 obs.

Oncopeltus fasciatus

Large Milkweed Bug

Very Common30 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Very Common26 obs.

Cygnus olor

Mute Swan

Very Common20 obs.

Anas platyrhynchos

mallard

Very Common18 obs.

Butorides virescens

green heron

Common16 obs.

Ranunculus sceleratus

cursed crowfoot

Common16 obs.

Larus delawarensis

Ring-billed Gull

Common15 obs.

Branta canadensis

Canada goose

Common14 obs.

Bombus impatiens

Common Eastern Bumblebee

Common14 obs.

Harmonia axyridis

Harlequin ladybird

Common12 obs.

Turdus migratorius

American Robin

Occasional11 obs.

Verbena hastata

Wild Hyssop

Occasional11 obs.

Ardea herodias

Great Blue Heron

Occasional11 obs.

Poecile atricapillus

Black-capped chickadee

Occasional11 obs.

Glechoma hederacea

ground ivy

Occasional10 obs.

Quiscalus quiscula

Common Grackle

Occasional10 obs.

Icterus galbula

baltimore oriole

Rare9 obs.

Buteo jamaicensis

Red-tailed Hawk

Rare9 obs.

Odocoileus virginianus

Key Deer

Rare9 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.