Common Garter Snake
Thamnophis sirtalis
The common garter snake is a species of snake in the subfamily Natricinae of the family Colubridae. The species is indigenous to North America and found widely across the continent. There are several recognized subspecies.
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Community Sightings
Recent observations from the iNaturalist community
Apr 18, 2026
Sandy River Delta, Corbett, OR, US
byBeth Redmond-Jones
Research Grade
· 1 ID
Apr 18, 2026
Oaks Bottom Wildlife Refuge, Portland, OR, US
bySheridan Hardy
Research Grade
· 1 ID
Apr 18, 2026
Lane County, US-OR, US
byMathias Anderson
Research Grade
· 1 ID
Apr 18, 2026
Châteauguay, QC J6J 5T9, Canada
byjean-luc Ferland
Research Grade
· 2 IDs