Sierra Gartersnake
Thamnophis couchii
- T. couchii – El Dorado Co, CA – photo by Richard Porter
- T. couchii – El Dorado Co, CA – photo by Richard Porter
- T. couchii – El Dorado Co, CA – photo by Richard Porter
- T. couchii – Placer Co, CA – photo by Phil Stone
- T. couchii – Placer Co, CA – photo by Phil Stone
- Map by Steve Bledsoe, SWCHR
DISTRIBUTION: In our region, Thamnophis couchii occurs from the Sacramento River south along the Sierra Nevada Mountains to the western end of the Tehachapi Mountains, and along major rivers in west-central Nevada and the Owens Valley.
LEGAL STATUS: No Listings