Download a professional PDF field guide featuring all the species found in San Mateo County. Perfect for outdoor adventures, education, and nature exploration.
Download a professional PDF field guide featuring all the species found in San Mateo County. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 8 nearby locations in San Mateo 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 San Mateo County County.
The San Mateo County ecosystem supports 100 documented wildlife species across 88 taxonomic genera. Located in San Mateo 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. This location ranks #6 for species diversity among 28 San Mateo County County natural areas, placing it in the 79th percentile for biodiversity.
Showing 20 most frequently observed species out of 100 total documented species.
ochre stars
sun anemone
white-crowned sparrow
Song Sparrow
Great Blue Heron
Western Gull
Golden-crowned Sparrow
Anna's Hummingbird
Red-tailed Hawk
Brown Pelican (Southern)
Pacific blue-bellied lizard
dark-eyed junco
American Crow
giant green sea anemone
black phoebe
common raven
Get all 100 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.