Northern Water Snake

Nerodia sipedon

The Northern watersnake is a species of large, nonvenomous, common snake in the family Colubridae native to North America. It is frequently mistaken for the venomous cottonmouth.

Common watersnake
Midland water snake, Missouri. Photo shared on Wikipedia by Peter Paplanus.
Midland water snake, Missouri. Photo shared on Wikipedia by Peter Paplanus.
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Care guides for Northern Water Snake will appear here once they're added

Community Sightings

Recent observations from the iNaturalist community

couleuvre d'eau observed by julie2122
Sep 1, 2026
d'Oka, CA-QC-DM, CA-QC, CA
byJulie Faucher
Research Grade
· 1 ID
couleuvre d'eau observed by julie2122
Sep 1, 2026
Oka, QC J0N 1E0, Canada
byJulie Faucher
Research Grade
· 1 ID
Common Watersnake observed by iluvhillsidepark
Sep 1, 2026
Pleasant Point Rd, Lovell, ME, US
byiluvhillsidepark
Research Grade
· 2 IDs
Common Watersnake observed by iluvhillsidepark
Sep 1, 2026
Pleasant Point Rd, Lovell, ME, US
byiluvhillsidepark
Research Grade
· 2 IDs
View all 93,278 observations on iNaturalist
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