New Jersey records
Common Watersnake in New Jersey
HarmlessNerodia sipedon

Yes. The Common Watersnake has been recorded in 20 New Jersey counties. It is non-venomous (harmless). Heavy banded or blotched body, round pupils, and a narrow head — unlike the cottonmouth's broad, blocky head.
New Jersey counties with Common Watersnake records
20 listedSee the full Common Watersnake profile or all snakes in New Jersey.