C
- California Barracuda
- Sphyraena argentea
- California Brown Pelican
- Pelicanus occidentalis californicus
- California Brown Sea Hare
- Aplysia californica
- California Coastal Range Newt
- Taricha torosa torosa
- California Condor
- Gymnogyps californianus
- California Cordgrass
- Spartina foliosa
- California Least Tern
- Sterna antillarum browni
- California Sea Lion
- Zalophus californianus
- Cane Toad
- Bufo marinus
- Chambered Nautilus
- Nautilus pompilius
- Clown Anemonefish
- Amphiprion percula
- Comb Jelly
- Mnemiopsis leidyi
- Cone Snails General Description
- Family Conidiae
- Convict Surgeonfish
- Acanthurus triostegus
- Cowkiller Velvet Ant
- Dasymutilla occidentalis
- Coyote
- Canis latrans
- Crested Auklet
- Aethia cristatella
- False Clown Anemonefish
- Amphiprion ocellaris
- Geographic Cone Snail
- Conus geographus
- Pacific Cownose Ray
- Rhinoptera steindachneri
- Stinging Eel Catfish
- Plotosus lineatus
