South Dakota
Snakes in Potter County
4 species have been documented here, 1 of them venomous.
Venomous snakes in Potter County
Full guide & what to do if bitten →
Prairie RattlesnakeCrotalus viridisVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Potter County
Plains Garter Snake
Thamnophis radix
Harmless
Plains Hognose Snake
Heterodon nasicus
Harmless
Gopher Snake
Pituophis catenifer
Harmless
Prairie Rattlesnake
Crotalus viridis
Venomous
Compiled from verified GBIF & iNaturalist observations. Informational only.