|Santa Catalina Island has a wider diversity of animals than most other Southern California Channel Islands, due to its large size and proximity to the mainland. It has the highest diversity of any Channel Island for reptiles and amphibians, with 4 amphibians and 8 reptiles. Santa Catalina Island also has the most introduced animals, in part due to its having the largest human population.
Animal species brought here by people since European contact are considered non-native. This is a selected list of both native and non-native animals found on Santa Catalina Island.
Faunal List (PDF)
Faunal List Status Definitions (PDF)