Iowa
Snakes in Fremont County
10 species have been documented here, 1 of them venomous.
Venomous snakes in Fremont County
Full guide & what to do if bitten →
Eastern MassasaugaSistrurus catenatusVenomousStout, dark-blotched body, nine large scales on the crown, and a small rattle.
Every snake recorded in Fremont County
Common Watersnake
Nerodia sipedon
Harmless
Gopher Snake
Pituophis catenifer
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Western Ratsnake
Pantherophis obsoletus
Harmless
Common Ribbon Snake
Thamnophis saurita
Harmless
Plains Garter Snake
Thamnophis radix
Harmless
Eastern Massasauga
Sistrurus catenatus
Venomous
Prairie Kingsnake
Lampropeltis calligaster
Harmless
Western Foxsnake
Pantherophis ramspotti
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.