Download a professional PDF field guide featuring all the species found in Sonoma County. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 76 total documented species.
California Newt

Blue Seaperch

Greenling

Rock Cod
Ochre Stars
California Slender Salamander
Western Fence Lizard

Acmon Blue
Pacific Chorus Frog
Honeybee
Pile Perch

Red Abalone
Purple Sea Urchin

Red Sea Urchin


Rock Cod

Rockfish
Get all 76 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Sonoma County County, California
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.
The Sonoma County ecosystem supports 76 documented wildlife species across 70 taxonomic genera. Located in Sonoma County, California, this area provides critical habitat with diverse natural communities. The location hosts 16 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Santa Rosa, Sonoma County hosts 1% more species diversity.