Washtenaw County Wildlife Guide - Wildlife Field Guide

Ecosystem Overview

The Washtenaw County ecosystem supports 76 documented wildlife species across 70 taxonomic genera. Located in Washtenaw County, Michigan, this area provides critical habitat with diverse natural communities. The location hosts 16 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Ann Arbor, Washtenaw County hosts 3% more species diversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common16 species

Common23 species

Occasional22 species

Rare15 species

Regional Context

vs. Ann Arbor

+3% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

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Most Common Species

Showing 20 most frequently observed species out of 76 total documented species.

Rhamnus cathartica

Buckthorn

Very Common539.7 obs.

Plantago lanceolata

Ribwort

Very Common474 obs.

Glechoma hederacea

Haymaids

Very Common468 obs.

Leonurus cardiaca

Motherwort

Very Common438.99 obs.

Trifolium repens

Dutch Clover

Very Common388 obs.

Lonicera maackii

Amur Honeysuckle

Common338 obs.

Sciurus niger

Cat Squirrel

Common288 obs.

Ailanthus altissima

Ailanthus

Common264 obs.

Sylvilagus floridanus

Eastern Cottontail

Common212 obs.

Alliaria petiolata

Hedge Garlic

Common203.37 obs.

Taraxacum officinale

Blowball

Common194 obs.

Podophyllum peltatum

Mayapple

Occasional192.04 obs.

Cichorium intybus

Chicory

Occasional187 obs.

Medicago lupulina

Nonesuch

Occasional181 obs.

Turdus migratorius

American Robin

Occasional174 obs.

Acer negundo

Boxelder

Occasional163 obs.

Chelidonium majus

Celandine

Occasional133 obs.

Phytolacca americana

Poke

Rare133 obs.

Lamium purpureum

Red Henbit

Rare130 obs.

Daucus carota

Carrot

Rare128 obs.

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Most Common Species

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Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common16 species

Common23 species

Occasional22 species

Rare15 species

Regional Context

vs. Ann Arbor

+3% species diversity

Most Common Species

Showing 20 most frequently observed species out of 76 total documented species.

Rhamnus cathartica

Buckthorn

Very Common539.7 obs.

Plantago lanceolata

Ribwort

Very Common474 obs.

Glechoma hederacea

Haymaids

Very Common468 obs.

Leonurus cardiaca

Motherwort

Very Common438.99 obs.

Trifolium repens

Dutch Clover

Very Common388 obs.

Lonicera maackii

Amur Honeysuckle

Common338 obs.

Sciurus niger

Cat Squirrel

Common288 obs.

Ailanthus altissima

Ailanthus

Common264 obs.

Sylvilagus floridanus

Eastern Cottontail

Common212 obs.

Alliaria petiolata

Hedge Garlic

Common203.37 obs.

Taraxacum officinale

Blowball

Common194 obs.

Podophyllum peltatum

Mayapple

Occasional192.04 obs.

Cichorium intybus

Chicory

Occasional187 obs.

Medicago lupulina

Nonesuch

Occasional181 obs.

Turdus migratorius

American Robin

Occasional174 obs.

Acer negundo

Boxelder

Occasional163 obs.

Chelidonium majus

Celandine

Occasional133 obs.

Phytolacca americana

Poke

Rare133 obs.

Lamium purpureum

Red Henbit

Rare130 obs.

Daucus carota

Carrot

Rare128 obs.

Want the Complete Field Guide?

Get all 76 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.