Diamond Bar

Ecosystem Overview

The Diamond Bar ecosystem supports 67 documented wildlife species across 65 taxonomic genera. Located in California, this area provides critical habitat for regional wildlife. The location hosts 14 frequently observed species and 13 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While California nearby has 33% more documented species, Diamond Bar offers unique wildlife observation opportunities. This location ranks #322 for species diversity among 1359 California natural areas, placing it in the 76th percentile for biodiversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#322

Regional Rank

Out of 1359 locations

Species Distribution

Very Common14 species

Common20 species

Occasional20 species

Rare13 species

Regional Context

Regional Ranking

#322 of 1359 locations

76th percentile for diversity

vs. California

-33% 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 67 total documented species.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common15 obs.

Leptotes marina

Marine Blue

Very Common7 obs.

Erynnis tristis

Mournful Duskywing

Very Common7 obs.

Marah macrocarpa

large-fruited manroot

Very Common5 obs.

Strymon melinus

Cotton Square Borer

Very Common5 obs.

Silybum marianum

Gundagai Thistle

Common5 obs.

Pseudacris regilla

Pacific chorus frog

Common5 obs.

Marrubium vulgare

white horehound

Common4 obs.

Sylvilagus audubonii

Desert Cottontail

Common4 obs.

Callipepla californica

California Quail

Common4 obs.

Urtica urens

annual nettle

Common3 obs.

Hylephila phyleus

Fiery Skipper

Occasional3 obs.

Quercus agrifolia

Coast Live Oak

Occasional3 obs.

Erodium cicutarium

Common Stork'S-Bill

Occasional3 obs.

Acmispon glaber

Occasional2 obs.

Pontia protodice

Checkered White

Occasional2 obs.

Centaurea melitensis

Maltese star-thistle

Occasional2 obs.

Eriogonum fasciculatum

wild buckwheat

Rare2 obs.

Batrachoseps nigriventris

Black-bellied Slender Salamander

Rare2 obs.

Procambarus clarkii

red swamp crawfish

Rare2 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 Diamond Bar. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

Species Count

-33%

vs. Regional Average

Compared to 8 nearby locations in California

Nearby Natural Areas

California

Importance: 0.84

100 species

-33% vs. current

San Francisco

Importance: 0.69

100 species

-33% vs. current

San Diego

Importance: 0.63

100 species

-33% vs. current

Oakland

Importance: 0.61

100 species

-33% vs. current

Fresno

Importance: 0.59

100 species

-33% vs. current

Anaheim

Importance: 0.59

100 species

-33% vs. current

San José

Importance: 0.59

100 species

-33% vs. current

Berkeley

Importance: 0.59

100 species

-33% 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 California.

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

Species Count

-33%

vs. Regional Average

Compared to 8 nearby locations in California

Nearby Natural Areas

California

Importance: 0.84

100 species

-33% vs. current

San Francisco

Importance: 0.69

100 species

-33% vs. current

San Diego

Importance: 0.63

100 species

-33% vs. current

Oakland

Importance: 0.61

100 species

-33% vs. current

Fresno

Importance: 0.59

100 species

-33% vs. current

Anaheim

Importance: 0.59

100 species

-33% vs. current

San José

Importance: 0.59

100 species

-33% vs. current

Berkeley

Importance: 0.59

100 species

-33% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#322

Regional Rank

Out of 1359 locations

Species Distribution

Very Common14 species

Common20 species

Occasional20 species

Rare13 species

Regional Context

Regional Ranking

#322 of 1359 locations

76th percentile for diversity

vs. California

-33% species diversity

Most Common Species

Showing 20 most frequently observed species out of 67 total documented species.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common15 obs.

Leptotes marina

Marine Blue

Very Common7 obs.

Erynnis tristis

Mournful Duskywing

Very Common7 obs.

Marah macrocarpa

large-fruited manroot

Very Common5 obs.

Strymon melinus

Cotton Square Borer

Very Common5 obs.

Silybum marianum

Gundagai Thistle

Common5 obs.

Pseudacris regilla

Pacific chorus frog

Common5 obs.

Marrubium vulgare

white horehound

Common4 obs.

Sylvilagus audubonii

Desert Cottontail

Common4 obs.

Callipepla californica

California Quail

Common4 obs.

Urtica urens

annual nettle

Common3 obs.

Hylephila phyleus

Fiery Skipper

Occasional3 obs.

Quercus agrifolia

Coast Live Oak

Occasional3 obs.

Erodium cicutarium

Common Stork'S-Bill

Occasional3 obs.

Acmispon glaber

Occasional2 obs.

Pontia protodice

Checkered White

Occasional2 obs.

Centaurea melitensis

Maltese star-thistle

Occasional2 obs.

Eriogonum fasciculatum

wild buckwheat

Rare2 obs.

Batrachoseps nigriventris

Black-bellied Slender Salamander

Rare2 obs.

Procambarus clarkii

red swamp crawfish

Rare2 obs.

Want the Complete Field Guide?

Get all 67 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.