Columbia County

Ecosystem Overview

The Columbia County ecosystem supports 100 documented wildlife species across 92 taxonomic genera. Located in Columbia 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 Saint Helens, Columbia County hosts 156% more species diversity. This location ranks #1 for species diversity among 10 Columbia County County natural areas, placing it in the 90th 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 10 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 10 locations

90th percentile for diversity

vs. Saint Helens

+156% 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.

Thamnophis ordinoides

Northwestern Garter Snake

Very Common106 obs.

Plethodon vehiculum

Western Red-backed Salamander

Very Common96 obs.

Pseudacris regilla

Pacific chorus frog

Very Common52 obs.

Taricha granulosa

Rough-skinned Newt

Very Common49 obs.

Ambystoma gracile

Northwestern Salamander

Very Common34 obs.

Charina bottae

Northern Rubber Boa

Common34 obs.

Buteo jamaicensis

Red-tailed Hawk

Common24 obs.

Cytisus scoparius

Scotch broom

Common21 obs.

Allogona townsendiana

Common17 obs.

Melospiza melodia

Song Sparrow

Common16 obs.

Haliaeetus leucocephalus

Bald Eagle

Common15 obs.

Zonotrichia atricapilla

Golden-crowned Sparrow

Occasional13 obs.

Colaptes auratus

common flicker

Occasional13 obs.

Taxus brevifolia

Canadian Yew

Occasional13 obs.

Ariolimax columbianus

Pacific banana slug

Occasional13 obs.

Lithobates catesbeianus

Common Bullfrog

Occasional11 obs.

Sedum stenopetalum

narrow-petaled stonecrop

Occasional10 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Rare10 obs.

Setophaga coronata

Myrtle Warbler

Rare9 obs.

Mareca americana

American Wigeon

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 Columbia 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 8 nearby locations in Columbia County County, Oregon

Nearby Natural Areas

Saint Helens

Importance: 0.35

39 species

+156% vs. current

Vernonia Lake

Importance: 0.35

3 species

+3233% vs. current

Gunners Lake

Importance: 0.35

2 species

+4900% vs. current

Carr Slough

Importance: 0.35

1 species

+9900% vs. current

Deer Island Slough

Importance: 0.35

1 species

+9900% vs. current

Scout Lake

Importance: 0.35

1 species

+9900% vs. current

Scappoose

Importance: 0.33

5 species

+1900% vs. current

Vernonia

Importance: 0.31

9 species

+1011% 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 Columbia 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

+1150%

vs. Regional Average

Compared to 8 nearby locations in Columbia County County, Oregon

Nearby Natural Areas

Saint Helens

Importance: 0.35

39 species

+156% vs. current

Vernonia Lake

Importance: 0.35

3 species

+3233% vs. current

Gunners Lake

Importance: 0.35

2 species

+4900% vs. current

Carr Slough

Importance: 0.35

1 species

+9900% vs. current

Deer Island Slough

Importance: 0.35

1 species

+9900% vs. current

Scout Lake

Importance: 0.35

1 species

+9900% vs. current

Scappoose

Importance: 0.33

5 species

+1900% vs. current

Vernonia

Importance: 0.31

9 species

+1011% 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 10 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 10 locations

90th percentile for diversity

vs. Saint Helens

+156% species diversity

Most Common Species

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

Thamnophis ordinoides

Northwestern Garter Snake

Very Common106 obs.

Plethodon vehiculum

Western Red-backed Salamander

Very Common96 obs.

Pseudacris regilla

Pacific chorus frog

Very Common52 obs.

Taricha granulosa

Rough-skinned Newt

Very Common49 obs.

Ambystoma gracile

Northwestern Salamander

Very Common34 obs.

Charina bottae

Northern Rubber Boa

Common34 obs.

Buteo jamaicensis

Red-tailed Hawk

Common24 obs.

Cytisus scoparius

Scotch broom

Common21 obs.

Allogona townsendiana

Common17 obs.

Melospiza melodia

Song Sparrow

Common16 obs.

Haliaeetus leucocephalus

Bald Eagle

Common15 obs.

Zonotrichia atricapilla

Golden-crowned Sparrow

Occasional13 obs.

Colaptes auratus

common flicker

Occasional13 obs.

Taxus brevifolia

Canadian Yew

Occasional13 obs.

Ariolimax columbianus

Pacific banana slug

Occasional13 obs.

Lithobates catesbeianus

Common Bullfrog

Occasional11 obs.

Sedum stenopetalum

narrow-petaled stonecrop

Occasional10 obs.

Agelaius phoeniceus

Red-Winged Blackbird (Red-Winged)

Rare10 obs.

Setophaga coronata

Myrtle Warbler

Rare9 obs.

Mareca americana

American Wigeon

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.