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  9. ›Thamnophis
Sierra Garter Snake
Plate 1 of 4. (c) Yinan Li, some rights reserved (CC BY-NC), uploaded by Yinan Li · via iNaturalist

Sierra Garter Snake

Thamnophis couchii

The Sierra garter snake (Thamnophis couchii), also known as the western aquatic garter snake, is a species of snake of the family Colubridae. It is native to California and Oregon in the United States.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Thamnophis couchii in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 28425.