Western Terrestrial Garter Snake

Thamnophis elegans

The western terrestrial garter snake is a western North American species of colubrid snake. At least five subspecies are recognized.

Western terrestrial garter snake. Photo shared on Wikipedia by Steve Jurvetson.
Western terrestrial garter snake. Photo shared on Wikipedia by Steve Jurvetson.
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Community Sightings

Recent observations from the iNaturalist community

Western Terrestrial Garter Snake observed by jelenes
Jan 14, 2026
Presidio, San Francisco, CA, US
byJasmin Elenes
Research Grade
· 2 IDs
Thamnophis elegans terrestris observed by harrywu070413
Jan 10, 2026
California, US
byharrywu070413
Research Grade
· 2 IDs
Western Terrestrial Garter Snake observed by joerich
Jan 8, 2026
Lincoln, CA, USA
byJoe Rich
Research Grade
· 2 IDs
Western Terrestrial Garter Snake observed by cmefford
Jan 5, 2026
Carmel, CA, US
byCole Mefford
Research Grade
· 1 ID
View all 29,498 observations on iNaturalist
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