Jefferson County

Ecosystem Overview

The Jefferson County ecosystem supports 100 documented wildlife species across 89 taxonomic genera. Located in Jefferson County, Kansas, 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 Oskaloosa, Jefferson County hosts 0% more species diversity. This location ranks #1 for species diversity among 3 Jefferson County County natural areas, placing it in the 67th 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 3 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 3 locations

67th percentile for diversity

vs. Oskaloosa

+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.

Cardinalis cardinalis

Northern Cardinal

Very Common149 obs.

Spiza americana

Dickcissel

Very Common127 obs.

Sturnella magna

eastern meadowlark

Very Common115 obs.

Passerina cyanea

Indigo Bunting

Very Common100 obs.

Baeolophus bicolor

tufted titmouse

Very Common94 obs.

Corvus brachyrhynchos

American Crow

Common80 obs.

Vireo olivaceus

Red-eyed Vireo

Common72 obs.

Coccyzus americanus

Yellow-billed Cuckoo

Common65 obs.

Molothrus ater

Brown-headed Cowbird

Common58 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Common53 obs.

Contopus virens

Eastern Wood-Pewee

Common42 obs.

Spinus tristis

American goldfinch

Occasional38 obs.

Zenaida macroura

Mourning Dove

Occasional36 obs.

Spizella pusilla

Field Sparrow

Occasional36 obs.

Polioptila caerulea

Blue-Grey Gnatcatcher

Occasional35 obs.

Thryothorus ludovicianus

Carolina Wren

Occasional31 obs.

Poecile atricapillus

Black-capped chickadee

Occasional27 obs.

Ammodramus savannarum

Grasshopper sparrow

Rare23 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Rare21 obs.

Sialia sialis

Eastern Bluebird

Rare21 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 Jefferson County. 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 Jefferson County. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+2400%

vs. Regional Average

Compared to 2 nearby locations in Jefferson County County, Kansas

Nearby Natural Areas

Perry

Importance: 0.28

4 species

+2400% vs. current

Perry Lake

Importance: 0.20

3 species

+3233% 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 Jefferson 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

+2400%

vs. Regional Average

Compared to 2 nearby locations in Jefferson County County, Kansas

Nearby Natural Areas

Perry

Importance: 0.28

4 species

+2400% vs. current

Perry Lake

Importance: 0.20

3 species

+3233% 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 3 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 3 locations

67th percentile for diversity

vs. Oskaloosa

+0% species diversity

Most Common Species

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

Cardinalis cardinalis

Northern Cardinal

Very Common149 obs.

Spiza americana

Dickcissel

Very Common127 obs.

Sturnella magna

eastern meadowlark

Very Common115 obs.

Passerina cyanea

Indigo Bunting

Very Common100 obs.

Baeolophus bicolor

tufted titmouse

Very Common94 obs.

Corvus brachyrhynchos

American Crow

Common80 obs.

Vireo olivaceus

Red-eyed Vireo

Common72 obs.

Coccyzus americanus

Yellow-billed Cuckoo

Common65 obs.

Molothrus ater

Brown-headed Cowbird

Common58 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Common53 obs.

Contopus virens

Eastern Wood-Pewee

Common42 obs.

Spinus tristis

American goldfinch

Occasional38 obs.

Zenaida macroura

Mourning Dove

Occasional36 obs.

Spizella pusilla

Field Sparrow

Occasional36 obs.

Polioptila caerulea

Blue-Grey Gnatcatcher

Occasional35 obs.

Thryothorus ludovicianus

Carolina Wren

Occasional31 obs.

Poecile atricapillus

Black-capped chickadee

Occasional27 obs.

Ammodramus savannarum

Grasshopper sparrow

Rare23 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Rare21 obs.

Sialia sialis

Eastern Bluebird

Rare21 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.