Download a professional PDF field guide featuring all the species found in Treasure Island. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 4 nearby locations in Treasure Island 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 Treasure Island County.
Showing 20 most frequently observed species out of 80 total documented species.

Stinkwort
Egret
Crabeater

Beach Suncup

Coyotebrush

Golden Dewdrops
Black Phoebe

Emory'S Baccharis
Great Blue Heron

Telegraphweed
Night Heron
Redhead
Western Gull

Sea Bindweed

Apache-Beads
European Searocket

Shoeblackplant
Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The Treasure Island ecosystem supports 80 documented wildlife species across 73 taxonomic genera. Located in Treasure Island, 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. This location ranks #2 for species diversity among 5 Treasure Island County natural areas, placing it in the 60th percentile for biodiversity.