Illinois
Snakes in Whiteside County
9 species have been documented here, and none are venomous.
Every snake recorded in Whiteside County
Common Watersnake
Nerodia sipedon
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Eastern Foxsnake
Pantherophis vulpinus
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Plains Garter Snake
Thamnophis radix
Harmless
North American Racer
Coluber constrictor
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Plains Hognose Snake
Heterodon nasicus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.