Pacific Coast Aquatic Garter Snake
Thamnophis atratus (Kennicott, 1860)
Species Data
| Alternate Name | Santa Cruz Garter Snake |
|---|---|
| Spanish Name(s) | Culebra de Agua Nómada Occidente |
| U.S. Range | California and Oregon |
| Legal Status | None known. Consult provincial or state pages for legal restrictions on keeping this species in captivity. |
| Diet | Mainly amphibians (frogs, toads and aquatic salamanders); some small fish. |
| Max. Recorded Length | 101.6 cm |
| Pet Trade Availability | 3 – Frequently available. |
| Captivity Rating | 3 – Good captive. |
Description
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Subspecies
- Santa Cruz Garter Snake
Thamnophis atratus atratus (Kennicott, 1860) - Found in central and southern California.
- Oregon Garter Snake
Thamnophis atratus hydrophilus Fitch, 1936 - Found in northern California and Oregon.
- Diablo Range Garter Snake
Thamnophis atratus zaxanthus Boundy, 1999 - New subspecies. CNAH note.
Invalid Subspecies
- Aquatic (Coast) Garter Snake
Thamnophis atratus aquaticus Fox, 1951 - Now considered intergrades of T. a. atratus and T. a. hydrophilus. CNAH note.
The Garter Snakes: Evolution and Ecology
North American Watersnakes
