Download a professional PDF field guide featuring all the species found in Big Flat State Marine Conservation Area. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 80 total documented species.
Rock Cod
Rock Cod
Slender Sole
Ochre Stars
Rock Cod



Brill
Dover Sole
California Mussel
California Hydrocoral
Witch

English Sole

Ratfish

Rock Cod

Purple Sea Urchin
Ritter'S Soft Coral
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 Humboldt 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 Humboldt County County.
The Big Flat State Marine Conservation Area ecosystem supports 80 documented wildlife species across 70 taxonomic genera. Located in Humboldt 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. Compared to nearby Humboldt County, Big Flat State Marine Conservation Area hosts 3% more species diversity. This location ranks #27 for species diversity among 100 Humboldt County County natural areas, placing it in the 73th percentile for biodiversity.