Challenge-brownsville

Ecosystem Overview

The Challenge-brownsville ecosystem supports 12 documented wildlife species across 11 taxonomic genera. Located in Yuba County, California, this area provides critical habitat with diverse natural communities. The location hosts 3 frequently observed species and 2 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Yuba County nearby has 88% more documented species, Challenge-brownsville offers unique wildlife observation opportunities. This location ranks #3 for species diversity among 5 Yuba County County natural areas, placing it in the 40th 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

Regional Rank

Out of 5 locations

Species Distribution

Very Common3 species

Common4 species

Occasional3 species

Rare2 species

Regional Context

Regional Ranking

#3 of 5 locations

40th percentile for diversity

vs. Yuba County

-88% 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 12 total documented species.

Sphyrapicus ruber

Red-breasted Sapsucker

Very Common1 obs.

Pheucticus melanocephalus

Black-headed Grosbeak

Very Common1 obs.

Calochortus monophyllus

Very Common1 obs.

Quercus kelloggii

California black oak

Very Common1 obs.

Quercus chrysolepis

canyon live oak

Very Common1 obs.

Salvia sonomensis

Common1 obs.

Phlox speciosa

bush phlox

Common1 obs.

Agnorhiza bolanderi

Common1 obs.

Toxicodendron diversilobum

poison oak

Common1 obs.

Aegilops triuncialis

Barbed goatgrass

Common1 obs.

Cercis occidentalis

California redbud

Common1 obs.

Poa bulbosa

Bulbous bluegrass

Occasional1 obs.

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Most Common Species

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Want the Complete Field Guide?

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Get Your Personalized Field Guide

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

$6.99

Get Your Personalized Field Guide

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

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$6.99

Regional Comparison

Regional Ranking

Species Count

-68%

vs. Regional Average

Compared to 4 nearby locations in Yuba County County, California

Nearby Natural Areas

Yuba County

Importance: 0.46

100 species

-88% vs. current

Beale Lake

Importance: 0.35

46 species

-74% vs. current

Bullards Bar Reservoir

Importance: 0.20

3 species

+300% vs. current

Lake Francis

Importance: 0.20

1 species

+1100% 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 Yuba 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

Species Count

-68%

vs. Regional Average

Compared to 4 nearby locations in Yuba County County, California

Nearby Natural Areas

Yuba County

Importance: 0.46

100 species

-88% vs. current

Beale Lake

Importance: 0.35

46 species

-74% vs. current

Bullards Bar Reservoir

Importance: 0.20

3 species

+300% vs. current

Lake Francis

Importance: 0.20

1 species

+1100% 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

Regional Rank

Out of 5 locations

Species Distribution

Very Common3 species

Common4 species

Occasional3 species

Rare2 species

Regional Context

Regional Ranking

#3 of 5 locations

40th percentile for diversity

vs. Yuba County

-88% species diversity

Most Common Species

Showing 20 most frequently observed species out of 12 total documented species.

Sphyrapicus ruber

Red-breasted Sapsucker

Very Common1 obs.

Pheucticus melanocephalus

Black-headed Grosbeak

Very Common1 obs.

Calochortus monophyllus

Very Common1 obs.

Quercus kelloggii

California black oak

Very Common1 obs.

Quercus chrysolepis

canyon live oak

Very Common1 obs.

Salvia sonomensis

Common1 obs.

Phlox speciosa

bush phlox

Common1 obs.

Agnorhiza bolanderi

Common1 obs.

Toxicodendron diversilobum

poison oak

Common1 obs.

Aegilops triuncialis

Barbed goatgrass

Common1 obs.

Cercis occidentalis

California redbud

Common1 obs.

Poa bulbosa

Bulbous bluegrass

Occasional1 obs.

Want the Complete Field Guide?

Get all 12 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.