Ontario
Snakes in Ottawa
8 species have been documented here, and none are venomous.
Every snake recorded in Ottawa
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Smooth Greensnake
Opheodrys vernalis
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Common Ribbon Snake
Thamnophis saurita
Harmless
Gray Ratsnake
Pantherophis spiloides
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Ottawa: FAQ
- Are there venomous snakes in Ottawa, Ontario?
- No venomous snakes have verified records in Ottawa, Ontario. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Ottawa, Ontario?
- 8 snake species have verified records in Ottawa, Ontario.
- What is the most commonly seen snake in Ottawa, Ontario?
- The Common Garter Snake is the most frequently reported snake in Ottawa, Ontario, based on verified wildlife observations.