New Mexico records
Plain-bellied Watersnake in New Mexico
HarmlessNerodia erythrogaster

Yes. The Plain-bellied Watersnake has been recorded in 2 New Mexico 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 Mexico counties with Plain-bellied Watersnake records
2 listedSee the full Plain-bellied Watersnake profile or all snakes in New Mexico.