Umatilla County

Ecosystem Overview

The Umatilla County ecosystem supports 100 documented wildlife species across 96 taxonomic genera. Located in Umatilla County, Oregon, 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 Pendleton, Umatilla County hosts 614% more species diversity. This location ranks #1 for species diversity among 3 Umatilla 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. Pendleton

+614% 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.

Olsynium douglasii

Douglas' grasswidow

Very Common8 obs.

Pinus ponderosa

yellow-pine

Very Common7 obs.

Spilosoma vagans

Very Common6 obs.

Dipsacus fullonum

teasel

Very Common4 obs.

Astragalus reventus

revenant locoweed

Very Common4 obs.

Triteleia grandiflora

Douglas' brodiaea

Common4 obs.

Polistes aurifer

Common4 obs.

Trifolium repens

Dutch clover

Common3 obs.

Branta canadensis

Canada goose

Common3 obs.

Erigeron speciosus

aspen fleabane

Common3 obs.

Onopordum acanthium

scotch thistle

Common3 obs.

Aquilegia formosa

western columbine

Occasional3 obs.

Erythronium grandiflorum

glacier-lily

Occasional3 obs.

Sedum stenopetalum

narrow-petaled stonecrop

Occasional3 obs.

Geum triflorum

Purple Avens

Occasional3 obs.

Symphoricarpos albus

Occasional3 obs.

Alnus rhombifolia

California alder

Occasional3 obs.

Lupinus sulphureus

Rare3 obs.

Charadrius vociferus

Killdeer

Rare2 obs.

Pseudacris regilla

Pacific chorus frog

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 Umatilla County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+1150%

vs. Regional Average

Compared to 2 nearby locations in Umatilla County County, Oregon

Nearby Natural Areas

Pendleton

Importance: 0.43

14 species

+614% vs. current

Hermiston

Importance: 0.39

1 species

+9900% 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 Umatilla 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

+1150%

vs. Regional Average

Compared to 2 nearby locations in Umatilla County County, Oregon

Nearby Natural Areas

Pendleton

Importance: 0.43

14 species

+614% vs. current

Hermiston

Importance: 0.39

1 species

+9900% 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. Pendleton

+614% species diversity

Most Common Species

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

Olsynium douglasii

Douglas' grasswidow

Very Common8 obs.

Pinus ponderosa

yellow-pine

Very Common7 obs.

Spilosoma vagans

Very Common6 obs.

Dipsacus fullonum

teasel

Very Common4 obs.

Astragalus reventus

revenant locoweed

Very Common4 obs.

Triteleia grandiflora

Douglas' brodiaea

Common4 obs.

Polistes aurifer

Common4 obs.

Trifolium repens

Dutch clover

Common3 obs.

Branta canadensis

Canada goose

Common3 obs.

Erigeron speciosus

aspen fleabane

Common3 obs.

Onopordum acanthium

scotch thistle

Common3 obs.

Aquilegia formosa

western columbine

Occasional3 obs.

Erythronium grandiflorum

glacier-lily

Occasional3 obs.

Sedum stenopetalum

narrow-petaled stonecrop

Occasional3 obs.

Geum triflorum

Purple Avens

Occasional3 obs.

Symphoricarpos albus

Occasional3 obs.

Alnus rhombifolia

California alder

Occasional3 obs.

Lupinus sulphureus

Rare3 obs.

Charadrius vociferus

Killdeer

Rare2 obs.

Pseudacris regilla

Pacific chorus frog

Rare2 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.