Nebraska
Snakes in Polk County
6 species have been documented here, and none are venomous.
Every snake recorded in Polk County
Plains Garter Snake
Thamnophis radix
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Gopher Snake
Pituophis catenifer
Harmless
Smooth Greensnake
Opheodrys vernalis
Harmless
Lined Snake
Tropidoclonion lineatum
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.