Missouri records
Mississippi Green Watersnake in Missouri
HarmlessNerodia cyclopion

Yes. The Mississippi Green Watersnake has been recorded in 2 Missouri counties. It is non-venomous (harmless). Heavy banded or blotched body, round pupils, and a narrow head — unlike the cottonmouth's broad, blocky head.
Missouri counties with Mississippi Green Watersnake records
2 listedSee the full Mississippi Green Watersnake profile or all snakes in Missouri.