Louisiana
Snakes in West Baton Rouge County
18 species have been documented here, 3 of them venomous.
Venomous snakes in West Baton Rouge 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.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Every snake recorded in West Baton Rouge County

Western Ribbon Snake
Thamnophis proximus
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

Banded Watersnake
Nerodia fasciata
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Diamondback Watersnake
Nerodia rhombifer
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

North American Racer
Coluber constrictor
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Rough Greensnake
Opheodrys aestivus
Harmless

Timber Rattlesnake
Crotalus horridus
Venomous

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

Eastern Copperhead
Agkistrodon contortrix
Venomous

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Red Cornsnake
Pantherophis guttatus
Harmless

Eastern Kingsnake
Lampropeltis getula
Harmless

Mudsnake
Farancia abacura
Harmless

Graham's Crawfish Snake
Regina grahamii
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.