Download a professional PDF field guide featuring all the species found in Otay Mesa. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 80 total documented species.
House Finch
Song Sparrow
California-Buckwheat
Anna'S Hummingbird
California Towhee
Western Fence Lizard
Honeybee
Black Phoebe
Lesser Goldfinch
Egret

Sourberry
Western Gull
Northern Mockingbird

San Diego-Sunflower

Gray Digger
Chicken Hawk
Savannah Sparrow
Mourning Dove
Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in San Diego 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 Diego County County.
The Otay Mesa ecosystem supports 80 documented wildlife species across 75 taxonomic genera. Located in San Diego County, California, this area provides critical habitat with diverse natural communities. The location hosts 17 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife.