Sierra Gartersnake
Thamnophis couchii
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- T. couchii – El Dorado Co, CA – photo by Richard Porter
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- T. couchii – El Dorado Co, CA – photo by Richard Porter
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- T. couchii – El Dorado Co, CA – photo by Richard Porter
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- T. couchii – Placer Co, CA – photo by Phil Stone
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- T. couchii – Placer Co, CA – photo by Phil Stone
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- 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
MEANING OF SCIENTIFIC NAME: Thamnophis couchii (Kennicott – 1859)
Genus: Thamnophis, Greek – thamnos = shrub or bush + ophis = snake, serpent
Species: couchii, honors Darius N. Couch
Ref. Ellen Beltz 2006
Ref. E. Jaeger 1962