Mississippi
Snakes in Madison County
21 species have been documented here, 3 of them venomous.
Venomous snakes in Madison County
Full guide & what to do if bitten →
Northern CottonmouthAgkistrodon piscivorusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Madison County
Common Garter Snake
Thamnophis sirtalis
Harmless
Speckled Kingsnake
Lampropeltis holbrooki
Harmless
Northern Cottonmouth
Agkistrodon piscivorus
Venomous
Common Ribbon Snake
Thamnophis saurita
Harmless
Plain-bellied Watersnake
Nerodia erythrogaster
Harmless
Rough Earthsnake
Virginia striatula
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
Diamondback Watersnake
Nerodia rhombifer
Harmless
Gray Ratsnake
Pantherophis spiloides
Harmless
Common Wormsnake
Carphophis amoenus
Harmless
Red Cornsnake
Pantherophis guttatus
Harmless
North American Racer
Coluber constrictor
Harmless
Mudsnake
Farancia abacura
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
Western Ribbon Snake
Thamnophis proximus
Harmless
Timber Rattlesnake
Crotalus horridus
Venomous
Black Kingsnake
Lampropeltis nigra
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Western Ratsnake
Pantherophis obsoletus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.