The Treasure Island ecosystem supports 53 documented wildlife species across 51 taxonomic genera. Located in san francisco city and county, california, this area provides critical habitat with diverse natural communities. The location hosts 11 frequently observed species and 10 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While San Francisco nearby has 47% more documented species, Treasure Island offers unique wildlife observation opportunities. This location ranks #8 for species diversity among 21 san francisco city and county County natural areas, placing it in the 62th percentile for biodiversity.
Showing 20 most frequently observed species out of 53 total documented species.
white-crowned sparrow
tasmanian-blue-gum
Saltgrass
yarrow, milfoil
mallard
clarkia
New Zealand Christmastree
Maidenhair vine
blue elder
eelgrass
African cornflag
California blackberry
Redlead Roundhead
Creeping mirrorplant
Stiffleaf cheesewood
white melilot
Indian plum
Red-tailed Hawk
California Sealion
Get all 53 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Download a professional PDF field guide featuring all the species found in Treasure Island. Perfect for outdoor adventures, education, and nature exploration.
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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Discover 8 other wildlife-rich locations near Treasure Island. Each offers unique biodiversity and wildlife viewing opportunities.
These nearby locations complement Treasure Islandwithin San Francisco City And County's wildlife network. Species counts reflect documented observations and help identify the most biodiverse areas for your nature explorations.