Bear Gulch Reservoir

Ecosystem Overview

The Bear Gulch Reservoir ecosystem supports 16 documented wildlife species across 16 taxonomic genera. Located in San Benito County, California, this area provides critical habitat with diverse natural communities. The location hosts 4 frequently observed species and 3 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While San Benito County nearby has 84% more documented species, Bear Gulch Reservoir offers unique wildlife observation opportunities. This location ranks #2 for species diversity among 5 San Benito County County natural areas, placing it in the 60th 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 Common4 species

Common5 species

Occasional4 species

Rare3 species

Regional Context

Regional Ranking

#2 of 5 locations

60th percentile for diversity

vs. San Benito County

-84% 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 16 total documented species.

Rhionaeschna multicolor

Blue-eyed Darner

Very Common3 obs.

Fulica americana

American Coot

Very Common3 obs.

Otospermophilus beecheyi

California ground squirrel

Very Common3 obs.

Pseudacris regilla

Pacific chorus frog

Very Common2 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common2 obs.

Cathartes aura

Turkey Vulture

Common2 obs.

Podilymbus podiceps

Pied-billed grebe

Common2 obs.

Dittrichia graveolens

stink aster

Common2 obs.

Libellula saturata

Flame Skimmer

Common1 obs.

Strymon melinus

Cotton Square Borer

Common1 obs.

Notonecta kirbyi

Common1 obs.

Thamnophis sirtalis

Common Garter Snake

Occasional1 obs.

Rorippa curvisiliqua

western yellowcress

Occasional1 obs.

Sairocarpus multiflorus

Occasional1 obs.

Plathemis lydia

Common Whitetail

Occasional1 obs.

Pinus sabiniana

Bull Pine

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 Bear Gulch Reservoir. 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 Bear Gulch Reservoir. Perfect for outdoor adventures, education, and nature exploration.

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$6.99

Regional Comparison

Regional Ranking

Species Count

-45%

vs. Regional Average

Compared to 4 nearby locations in San Benito County County, California

Nearby Natural Areas

San Benito County

Importance: 0.43

100 species

-84% vs. current

Hollister

Importance: 0.38

10 species

+60% vs. current

Paicines Reservoir

Importance: 0.20

4 species

+300% vs. current

Hernandez Reservoir

Importance: 0.20

1 species

+1500% 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 Benito 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

-45%

vs. Regional Average

Compared to 4 nearby locations in San Benito County County, California

Nearby Natural Areas

San Benito County

Importance: 0.43

100 species

-84% vs. current

Hollister

Importance: 0.38

10 species

+60% vs. current

Paicines Reservoir

Importance: 0.20

4 species

+300% vs. current

Hernandez Reservoir

Importance: 0.20

1 species

+1500% 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 Common4 species

Common5 species

Occasional4 species

Rare3 species

Regional Context

Regional Ranking

#2 of 5 locations

60th percentile for diversity

vs. San Benito County

-84% species diversity

Most Common Species

Showing 20 most frequently observed species out of 16 total documented species.

Rhionaeschna multicolor

Blue-eyed Darner

Very Common3 obs.

Fulica americana

American Coot

Very Common3 obs.

Otospermophilus beecheyi

California ground squirrel

Very Common3 obs.

Pseudacris regilla

Pacific chorus frog

Very Common2 obs.

Sceloporus occidentalis

Pacific blue-bellied lizard

Very Common2 obs.

Cathartes aura

Turkey Vulture

Common2 obs.

Podilymbus podiceps

Pied-billed grebe

Common2 obs.

Dittrichia graveolens

stink aster

Common2 obs.

Libellula saturata

Flame Skimmer

Common1 obs.

Strymon melinus

Cotton Square Borer

Common1 obs.

Notonecta kirbyi

Common1 obs.

Thamnophis sirtalis

Common Garter Snake

Occasional1 obs.

Rorippa curvisiliqua

western yellowcress

Occasional1 obs.

Sairocarpus multiflorus

Occasional1 obs.

Plathemis lydia

Common Whitetail

Occasional1 obs.

Pinus sabiniana

Bull Pine

Occasional1 obs.

Want the Complete Field Guide?

Get all 16 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.