New Jersey
Snakes in Union County
6 species have been documented here, 1 of them venomous.
Venomous snakes in Union County
Full guide & what to do if bitten →
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Every snake recorded in Union County
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
Compiled from verified GBIF & iNaturalist observations. Informational only.