Guerneville

Ecosystem Overview

The Guerneville ecosystem supports 72 documented wildlife species across 69 taxonomic genera. Located in Sonoma County, California, this area provides critical habitat with diverse natural communities. The location hosts 15 frequently observed species and 14 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While Santa Rosa nearby has 28% more documented species, Guerneville offers unique wildlife observation opportunities. This location ranks #13 for species diversity among 41 Sonoma County County natural areas, placing it in the 68th 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

#13

Regional Rank

Out of 41 locations

Species Distribution

Very Common15 species

Common22 species

Occasional21 species

Rare14 species

Regional Context

Regional Ranking

#13 of 41 locations

68th percentile for diversity

vs. Santa Rosa

-28% 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 72 total documented species.

Euphagus cyanocephalus

Brewer's blackbird

Very Common5 obs.

Apis mellifera

Western Honey Bee

Very Common4 obs.

Battus philenor

Pipevine Swallowtail

Very Common3 obs.

Pieris rapae

small white

Very Common2 obs.

Vanessa cardui

painted lady

Very Common2 obs.

Pandion haliaetus

osprey

Common2 obs.

Cathartes aura

Turkey Vulture

Common2 obs.

Rubus parviflorus

Common2 obs.

Papilio rutulus

Western Tiger Swallowtail

Common1 obs.

Rhagio californicus

Common1 obs.

Scathophaga stercoraria

Common1 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Occasional1 obs.

Platycheirus trichopus

Occasional1 obs.

Papilio zelicaon

Western Swallowtail

Occasional1 obs.

Pseudacris regilla

Pacific chorus frog

Occasional1 obs.

Araneus diadematus

european garden spider

Occasional1 obs.

Murgantia histrionica

Occasional1 obs.

Melanerpes formicivorus

Acorn Woodpecker

Rare1 obs.

Stenochironomus colei

Rare1 obs.

Anthidium manicatum

Wool Carder Bee

Rare1 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 Guerneville. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

Species Count

-16%

vs. Regional Average

Compared to 8 nearby locations in Sonoma County County, California

Nearby Natural Areas

Santa Rosa

Importance: 0.50

100 species

-28% vs. current

Sonoma County

Importance: 0.49

100 species

-28% vs. current

Sonoma

Importance: 0.35

100 species

-28% vs. current

Sebastopol

Importance: 0.35

100 species

-28% vs. current

Petaluma

Importance: 0.35

100 species

-28% vs. current

Healdsburg

Importance: 0.35

86 species

-16% vs. current

Cloverdale

Importance: 0.35

81 species

-11% vs. current

Tolay Lake

Importance: 0.35

17 species

+324% 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 Sonoma 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

-16%

vs. Regional Average

Compared to 8 nearby locations in Sonoma County County, California

Nearby Natural Areas

Santa Rosa

Importance: 0.50

100 species

-28% vs. current

Sonoma County

Importance: 0.49

100 species

-28% vs. current

Sonoma

Importance: 0.35

100 species

-28% vs. current

Sebastopol

Importance: 0.35

100 species

-28% vs. current

Petaluma

Importance: 0.35

100 species

-28% vs. current

Healdsburg

Importance: 0.35

86 species

-16% vs. current

Cloverdale

Importance: 0.35

81 species

-11% vs. current

Tolay Lake

Importance: 0.35

17 species

+324% 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

#13

Regional Rank

Out of 41 locations

Species Distribution

Very Common15 species

Common22 species

Occasional21 species

Rare14 species

Regional Context

Regional Ranking

#13 of 41 locations

68th percentile for diversity

vs. Santa Rosa

-28% species diversity

Most Common Species

Showing 20 most frequently observed species out of 72 total documented species.

Euphagus cyanocephalus

Brewer's blackbird

Very Common5 obs.

Apis mellifera

Western Honey Bee

Very Common4 obs.

Battus philenor

Pipevine Swallowtail

Very Common3 obs.

Pieris rapae

small white

Very Common2 obs.

Vanessa cardui

painted lady

Very Common2 obs.

Pandion haliaetus

osprey

Common2 obs.

Cathartes aura

Turkey Vulture

Common2 obs.

Rubus parviflorus

Common2 obs.

Papilio rutulus

Western Tiger Swallowtail

Common1 obs.

Rhagio californicus

Common1 obs.

Scathophaga stercoraria

Common1 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Occasional1 obs.

Platycheirus trichopus

Occasional1 obs.

Papilio zelicaon

Western Swallowtail

Occasional1 obs.

Pseudacris regilla

Pacific chorus frog

Occasional1 obs.

Araneus diadematus

european garden spider

Occasional1 obs.

Murgantia histrionica

Occasional1 obs.

Melanerpes formicivorus

Acorn Woodpecker

Rare1 obs.

Stenochironomus colei

Rare1 obs.

Anthidium manicatum

Wool Carder Bee

Rare1 obs.

Want the Complete Field Guide?

Get all 72 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.