Iowa
Snakes in Des Moines County
15 species have been documented here, 1 of them venomous.
Venomous snakes in Des Moines County
Full guide & what to do if bitten →
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Des Moines County
Common Watersnake
Nerodia sipedon
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Western Ratsnake
Pantherophis obsoletus
Harmless
North American Racer
Coluber constrictor
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Western Ribbon Snake
Thamnophis proximus
Harmless
Diamondback Watersnake
Nerodia rhombifer
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Prairie Kingsnake
Lampropeltis calligaster
Harmless
Plain-bellied Watersnake
Nerodia erythrogaster
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Timber Rattlesnake
Crotalus horridus
Venomous
Plains Garter Snake
Thamnophis radix
Harmless
Eastern Foxsnake
Pantherophis vulpinus
Harmless
Western Foxsnake
Pantherophis ramspotti
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.