Saltmarsh Snake

Nerodia clarkii

Reptiles & AmphibiansIn the app

Adult length from 15 to 30 inches with varying colorations and patterns depending on region.

Saltmarsh Snake illustration

How to identify

Adult length from 15 to 30 inches with varying colorations and patterns depending on region.

Range

Southeastern United States. Primarily found from Florida to Texas along the Gulf of Mexico. Small population on the island of Cuba.

Habitat

Semi-aquatic. Found in brackish salt marshes & shores.

Variations

Gulf subspecies: Coloration is tan, grey, or yellow with four brownish-black stripes running down length of body. Mangrove subspecies: Varying coloration from grey to green or tan with dark bands. Occasionally occurs in solid red-orange or yellow color variants. Atlantic subspecies: Smaller than other two subspecies, four dark neck stripes with dark bands/blotches down dorsal side of body.

Name and etymology

Clarkii: Honoring John H. Clark

At a glance

Range

Southeastern United States. Primarily found from Florida to Texas along the Gulf of Mexico. Small population on the island of…

Habitat

Semi-aquatic. Found in brackish salt marshes & shores.

Guide

Reptiles and Amphibians of North America

Range map

Range map for Saltmarsh Snake

Approximate range. © Mapbox © OpenStreetMap

Sources & further reading