Missouri
Snakes in New Madrid County
11 species have been documented here, 1 of them venomous.
Venomous snakes in New Madrid 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.
Every snake recorded in New Madrid County
Western Ribbon Snake
Thamnophis proximus
Harmless
Banded Watersnake
Nerodia fasciata
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Western Ratsnake
Pantherophis obsoletus
Harmless
Plain-bellied Watersnake
Nerodia erythrogaster
Harmless
Northern Cottonmouth
Agkistrodon piscivorus
Venomous
Diamondback Watersnake
Nerodia rhombifer
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
North American Racer
Coluber constrictor
Harmless
Gray Ratsnake
Pantherophis spiloides
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.