San Bernardino County

Ecosystem Overview

The San Bernardino County ecosystem supports 100 documented wildlife species across 86 taxonomic genera. Located in San Bernardino 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. Compared to nearby San Bernardino, San Bernardino County hosts 35% more species diversity. This location ranks #3 for species diversity among 34 San Bernardino County County natural areas, placing it in the 91th 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 34 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#3 of 34 locations

91th percentile for diversity

vs. San Bernardino

+35% 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.

Larrea tridentata

Very Common1,582 obs.

Lepus californicus

Black-tailed Jack Rabbit

Very Common301 obs.

Yucca brevifolia

Western Joshua Tree

Very Common289 obs.

Ferocactus cylindraceus

compass cactus

Very Common278 obs.

Yucca schidigera

Mojave Yucca

Very Common227 obs.

Sialia mexicana

Western Bluebird

Common188 obs.

Eriogonum fasciculatum

wild buckwheat

Common173 obs.

Melanerpes formicivorus

Acorn Woodpecker

Common169 obs.

Melozone crissalis

California Towhee

Common157 obs.

Haemorhous mexicanus

House Finch

Common145 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Common141 obs.

Cylindropuntia echinocarpa

ground cholla

Occasional139 obs.

Sciurus griseus

Western Gray Squirrel

Occasional139 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Occasional135 obs.

Corvus corax

common raven

Occasional133 obs.

Sayornis nigricans

black phoebe

Occasional133 obs.

Encelia farinosa

brittlebush

Occasional126 obs.

Datura wrightii

sacred thorn-apple

Rare125 obs.

Cylindropuntia ramosissima

Rare124 obs.

Zenaida macroura

Mourning Dove

Rare123 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 San Bernardino County. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

+156%

vs. Regional Average

Compared to 8 nearby locations in San Bernardino County County, California

Nearby Natural Areas

San Bernardino

Importance: 0.51

74 species

+35% vs. current

Victorville

Importance: 0.47

24 species

+317% vs. current

Rancho Cucamonga

Importance: 0.45

80 species

+25% vs. current

Barstow

Importance: 0.43

20 species

+400% vs. current

Big Bear Lake

Importance: 0.41

69 species

+45% vs. current

Adelanto

Importance: 0.40

7 species

+1329% vs. current

Apple Valley

Importance: 0.40

33 species

+203% vs. current

Rialto

Importance: 0.40

2 species

+4900% 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 San Bernardino 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

+156%

vs. Regional Average

Compared to 8 nearby locations in San Bernardino County County, California

Nearby Natural Areas

San Bernardino

Importance: 0.51

74 species

+35% vs. current

Victorville

Importance: 0.47

24 species

+317% vs. current

Rancho Cucamonga

Importance: 0.45

80 species

+25% vs. current

Barstow

Importance: 0.43

20 species

+400% vs. current

Big Bear Lake

Importance: 0.41

69 species

+45% vs. current

Adelanto

Importance: 0.40

7 species

+1329% vs. current

Apple Valley

Importance: 0.40

33 species

+203% vs. current

Rialto

Importance: 0.40

2 species

+4900% 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 34 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#3 of 34 locations

91th percentile for diversity

vs. San Bernardino

+35% species diversity

Most Common Species

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

Larrea tridentata

Very Common1,582 obs.

Lepus californicus

Black-tailed Jack Rabbit

Very Common301 obs.

Yucca brevifolia

Western Joshua Tree

Very Common289 obs.

Ferocactus cylindraceus

compass cactus

Very Common278 obs.

Yucca schidigera

Mojave Yucca

Very Common227 obs.

Sialia mexicana

Western Bluebird

Common188 obs.

Eriogonum fasciculatum

wild buckwheat

Common173 obs.

Melanerpes formicivorus

Acorn Woodpecker

Common169 obs.

Melozone crissalis

California Towhee

Common157 obs.

Haemorhous mexicanus

House Finch

Common145 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Common141 obs.

Cylindropuntia echinocarpa

ground cholla

Occasional139 obs.

Sciurus griseus

Western Gray Squirrel

Occasional139 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Occasional135 obs.

Corvus corax

common raven

Occasional133 obs.

Sayornis nigricans

black phoebe

Occasional133 obs.

Encelia farinosa

brittlebush

Occasional126 obs.

Datura wrightii

sacred thorn-apple

Rare125 obs.

Cylindropuntia ramosissima

Rare124 obs.

Zenaida macroura

Mourning Dove

Rare123 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.