Fresno County

Ecosystem Overview

The Fresno County ecosystem supports 100 documented wildlife species across 84 taxonomic genera. Located in Fresno 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 Clovis, Fresno County hosts 203% more species diversity. This location ranks #1 for species diversity among 11 Fresno 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 11 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 11 locations

91th percentile for diversity

vs. Clovis

+203% 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.

Passerella iliaca

Fox Sparrow (Slate-Colored)

Very Common703 obs.

Sitta canadensis

Red-breasted Nuthatch

Very Common588 obs.

Poecile gambeli

Mountain Chickadee (Rocky Mts.)

Very Common571 obs.

Piranga ludoviciana

western tanager

Very Common561 obs.

Junco hyemalis

dark-eyed junco

Very Common543 obs.

Setophaga coronata

Myrtle Warbler

Common495 obs.

Regulus satrapa

Golden-crowned Kinglet

Common462 obs.

Oreortyx pictus

Mountain Quail

Common373 obs.

Pipilo maculatus

Spotted Towhee (Maculatus Group)

Common327 obs.

Empidonax oberholseri

Dusky Flycatcher / American Dusky Flycatcher

Common288 obs.

Turdus migratorius

American Robin

Common266 obs.

Pheucticus melanocephalus

Black-headed Grosbeak

Occasional252 obs.

Contopus sordidulus

Western Wood-Pewee

Occasional230 obs.

Pipilo chlorurus

Green-tailed Towhee

Occasional226 obs.

Certhia americana

American Treecreeper

Occasional210 obs.

Contopus cooperi

Olive-side Flycatcher

Occasional139 obs.

Geothlypis tolmiei

MacGillivray's Warbler

Occasional138 obs.

Colaptes auratus

common flicker

Rare114 obs.

Melanerpes formicivorus

Acorn Woodpecker

Rare113 obs.

Haemorhous cassinii

Cassin's finch

Rare107 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 Fresno County. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+456%

vs. Regional Average

Compared to 8 nearby locations in Fresno County County, California

Nearby Natural Areas

Clovis

Importance: 0.41

33 species

+203% vs. current

Reedley

Importance: 0.39

2 species

+4900% vs. current

Selma

Importance: 0.39

2 species

+4900% vs. current

Bowles

Importance: 0.38

2 species

+4900% vs. current

Easton

Importance: 0.38

1 species

+9900% vs. current

Shaver Lake

Importance: 0.37

83 species

+20% vs. current

Sequoia Lake

Importance: 0.35

2 species

+4900% vs. current

Hume Lake

Importance: 0.20

22 species

+355% 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 Fresno 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

+456%

vs. Regional Average

Compared to 8 nearby locations in Fresno County County, California

Nearby Natural Areas

Clovis

Importance: 0.41

33 species

+203% vs. current

Reedley

Importance: 0.39

2 species

+4900% vs. current

Selma

Importance: 0.39

2 species

+4900% vs. current

Bowles

Importance: 0.38

2 species

+4900% vs. current

Easton

Importance: 0.38

1 species

+9900% vs. current

Shaver Lake

Importance: 0.37

83 species

+20% vs. current

Sequoia Lake

Importance: 0.35

2 species

+4900% vs. current

Hume Lake

Importance: 0.20

22 species

+355% 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 11 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 11 locations

91th percentile for diversity

vs. Clovis

+203% species diversity

Most Common Species

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

Passerella iliaca

Fox Sparrow (Slate-Colored)

Very Common703 obs.

Sitta canadensis

Red-breasted Nuthatch

Very Common588 obs.

Poecile gambeli

Mountain Chickadee (Rocky Mts.)

Very Common571 obs.

Piranga ludoviciana

western tanager

Very Common561 obs.

Junco hyemalis

dark-eyed junco

Very Common543 obs.

Setophaga coronata

Myrtle Warbler

Common495 obs.

Regulus satrapa

Golden-crowned Kinglet

Common462 obs.

Oreortyx pictus

Mountain Quail

Common373 obs.

Pipilo maculatus

Spotted Towhee (Maculatus Group)

Common327 obs.

Empidonax oberholseri

Dusky Flycatcher / American Dusky Flycatcher

Common288 obs.

Turdus migratorius

American Robin

Common266 obs.

Pheucticus melanocephalus

Black-headed Grosbeak

Occasional252 obs.

Contopus sordidulus

Western Wood-Pewee

Occasional230 obs.

Pipilo chlorurus

Green-tailed Towhee

Occasional226 obs.

Certhia americana

American Treecreeper

Occasional210 obs.

Contopus cooperi

Olive-side Flycatcher

Occasional139 obs.

Geothlypis tolmiei

MacGillivray's Warbler

Occasional138 obs.

Colaptes auratus

common flicker

Rare114 obs.

Melanerpes formicivorus

Acorn Woodpecker

Rare113 obs.

Haemorhous cassinii

Cassin's finch

Rare107 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.