Danville

Ecosystem Overview

The Danville ecosystem supports 100 documented wildlife species across 95 taxonomic genera. Located in Contra Costa County, California, 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. This location ranks #7 for species diversity among 45 Contra Costa County County natural areas, placing it in the 84th 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 45 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#7 of 45 locations

84th percentile for diversity

vs. Contra Costa County

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.

Quercus lobata

Valley Oak

Very Common6 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common5 obs.

Andricus quercuscalifornicus

Very Common5 obs.

Branta canadensis

Canada goose

Very Common5 obs.

Eschscholzia californica

California poppy

Very Common4 obs.

Leratiomyces percevalii

Common4 obs.

Otospermophilus beecheyi

California ground squirrel

Common4 obs.

Haemorhous mexicanus

House Finch

Common4 obs.

Melanerpes formicivorus

Acorn Woodpecker

Common4 obs.

Meleagris gallopavo

Turkey

Common4 obs.

Sialia mexicana

Western Bluebird

Common3 obs.

Calypte anna

Anna's Hummingbird

Occasional3 obs.

Stagmomantis limbata

Occasional3 obs.

Centaurea solstitialis

Yellow Star-thistle

Occasional3 obs.

Apis mellifera

Western Honey Bee

Occasional3 obs.

Turdus migratorius

American Robin

Occasional3 obs.

Spinus psaltria

lesser goldfinch

Occasional3 obs.

Sciurus niger

Cat Squirrel

Rare3 obs.

Cathartes aura

Turkey Vulture

Rare2 obs.

Batrachoseps attenuatus

California Slender Salamander

Rare2 obs.

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Most Common Species

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Download a professional PDF field guide featuring all the species found in Danville. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+22%

vs. Regional Average

Compared to 8 nearby locations in Contra Costa County County, California

Nearby Natural Areas

Contra Costa County

Importance: 0.49

100 species

0% vs. current

Richmond

Importance: 0.49

100 species

0% vs. current

Concord

Importance: 0.46

100 species

0% vs. current

Walnut Creek

Importance: 0.45

100 species

0% vs. current

Antioch

Importance: 0.44

100 species

0% vs. current

Moraga

Importance: 0.43

47 species

+113% vs. current

Orinda

Importance: 0.43

100 species

0% vs. current

Pittsburg

Importance: 0.43

11 species

+809% 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 Contra Costa 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

+22%

vs. Regional Average

Compared to 8 nearby locations in Contra Costa County County, California

Nearby Natural Areas

Contra Costa County

Importance: 0.49

100 species

0% vs. current

Richmond

Importance: 0.49

100 species

0% vs. current

Concord

Importance: 0.46

100 species

0% vs. current

Walnut Creek

Importance: 0.45

100 species

0% vs. current

Antioch

Importance: 0.44

100 species

0% vs. current

Moraga

Importance: 0.43

47 species

+113% vs. current

Orinda

Importance: 0.43

100 species

0% vs. current

Pittsburg

Importance: 0.43

11 species

+809% 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 45 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#7 of 45 locations

84th percentile for diversity

vs. Contra Costa County

0% species diversity

Most Common Species

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

Quercus lobata

Valley Oak

Very Common6 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common5 obs.

Andricus quercuscalifornicus

Very Common5 obs.

Branta canadensis

Canada goose

Very Common5 obs.

Eschscholzia californica

California poppy

Very Common4 obs.

Leratiomyces percevalii

Common4 obs.

Otospermophilus beecheyi

California ground squirrel

Common4 obs.

Haemorhous mexicanus

House Finch

Common4 obs.

Melanerpes formicivorus

Acorn Woodpecker

Common4 obs.

Meleagris gallopavo

Turkey

Common4 obs.

Sialia mexicana

Western Bluebird

Common3 obs.

Calypte anna

Anna's Hummingbird

Occasional3 obs.

Stagmomantis limbata

Occasional3 obs.

Centaurea solstitialis

Yellow Star-thistle

Occasional3 obs.

Apis mellifera

Western Honey Bee

Occasional3 obs.

Turdus migratorius

American Robin

Occasional3 obs.

Spinus psaltria

lesser goldfinch

Occasional3 obs.

Sciurus niger

Cat Squirrel

Rare3 obs.

Cathartes aura

Turkey Vulture

Rare2 obs.

Batrachoseps attenuatus

California Slender Salamander

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.