Coos County

Ecosystem Overview

The Coos County ecosystem supports 100 documented wildlife species across 94 taxonomic genera. Located in Coos 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 Coos Bay, Coos County hosts 37% more species diversity. This location ranks #1 for species diversity among 15 Coos County County natural areas, placing it in the 93th 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 15 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 15 locations

93th percentile for diversity

vs. Coos Bay

+37% 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.

Pisaster ochraceus

ochre stars

Very Common119 obs.

Katharina tunicata

Very Common102 obs.

Mytilus californianus

common mussel

Very Common63 obs.

Endocladia muricata

Very Common47 obs.

Semibalanus cariosus

Very Common39 obs.

Pollicipes polymerus

Common20 obs.

Gaultheria shallon

shallal

Common19 obs.

Larus occidentalis

Western Gull

Common19 obs.

Corvus brachyrhynchos

American Crow

Common18 obs.

Arctostaphylos columbiana

bristly bearberry

Common15 obs.

Vaccinium ovatum

shot huckleberry

Common15 obs.

Lysichiton americanus

American skunk cabbage

Occasional14 obs.

Melanitta perspicillata

Surf Scoter

Occasional14 obs.

Arctostaphylos uva-ursi

bearberry

Occasional14 obs.

Morella californica

California bayberry

Occasional14 obs.

Eumetopias jubatus

Steller's sea lion

Occasional14 obs.

Anthopleura elegantissima

aggregating anemone

Occasional13 obs.

Picea sitchensis

Sitka Spruce

Rare13 obs.

Polystichum munitum

western sword fern

Rare12 obs.

Bucephala albeola

Bufflehead

Rare12 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 Coos County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+285%

vs. Regional Average

Compared to 8 nearby locations in Coos County County, Oregon

Nearby Natural Areas

Coos Bay

Importance: 0.42

73 species

+37% vs. current

North Bend

Importance: 0.40

11 species

+809% vs. current

Bluebill Lake

Importance: 0.35

8 species

+1150% vs. current

Saunders Lake

Importance: 0.35

3 species

+3233% vs. current

Lower Empire Lake

Importance: 0.35

1 species

+9900% vs. current

Bandon

Importance: 0.34

100 species

0% vs. current

Table Rock

Importance: 0.33

5 species

+1900% vs. current

Haystack Rock

Importance: 0.33

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 Coos 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

+285%

vs. Regional Average

Compared to 8 nearby locations in Coos County County, Oregon

Nearby Natural Areas

Coos Bay

Importance: 0.42

73 species

+37% vs. current

North Bend

Importance: 0.40

11 species

+809% vs. current

Bluebill Lake

Importance: 0.35

8 species

+1150% vs. current

Saunders Lake

Importance: 0.35

3 species

+3233% vs. current

Lower Empire Lake

Importance: 0.35

1 species

+9900% vs. current

Bandon

Importance: 0.34

100 species

0% vs. current

Table Rock

Importance: 0.33

5 species

+1900% vs. current

Haystack Rock

Importance: 0.33

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 15 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 15 locations

93th percentile for diversity

vs. Coos Bay

+37% species diversity

Most Common Species

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

Pisaster ochraceus

ochre stars

Very Common119 obs.

Katharina tunicata

Very Common102 obs.

Mytilus californianus

common mussel

Very Common63 obs.

Endocladia muricata

Very Common47 obs.

Semibalanus cariosus

Very Common39 obs.

Pollicipes polymerus

Common20 obs.

Gaultheria shallon

shallal

Common19 obs.

Larus occidentalis

Western Gull

Common19 obs.

Corvus brachyrhynchos

American Crow

Common18 obs.

Arctostaphylos columbiana

bristly bearberry

Common15 obs.

Vaccinium ovatum

shot huckleberry

Common15 obs.

Lysichiton americanus

American skunk cabbage

Occasional14 obs.

Melanitta perspicillata

Surf Scoter

Occasional14 obs.

Arctostaphylos uva-ursi

bearberry

Occasional14 obs.

Morella californica

California bayberry

Occasional14 obs.

Eumetopias jubatus

Steller's sea lion

Occasional14 obs.

Anthopleura elegantissima

aggregating anemone

Occasional13 obs.

Picea sitchensis

Sitka Spruce

Rare13 obs.

Polystichum munitum

western sword fern

Rare12 obs.

Bucephala albeola

Bufflehead

Rare12 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.