Iowa
Snakes in Buchanan County
9 species have been documented here, 1 of them venomous.
Venomous snakes in Buchanan 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 Buchanan County
Smooth Greensnake
Opheodrys vernalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Eastern Massasauga
Sistrurus catenatus
Venomous
Common Garter Snake
Thamnophis sirtalis
Harmless
Gopher Snake
Pituophis catenifer
Harmless
North American Racer
Coluber constrictor
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Western Foxsnake
Pantherophis ramspotti
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.