Missouri records
Banded Watersnake in Missouri
HarmlessNerodia fasciata

Yes. The Banded Watersnake has been recorded in 9 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 Banded Watersnake records
9 listedSee the full Banded Watersnake profile or all snakes in Missouri.