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Saltmarsh Snake vs. Plain-bellied Watersnake

They meet in the coastal marshes. A: Four dark stripes on tan in the Saltmarsh Snake; plain brown, grey or olive (young are blotched) in the Plain-bellied Watersnake. B: Dark brown to reddish with a row of pale spots down the middle in the Saltmarsh Snake; plain orange-red to yellow in the Plain-bellied Watersnake.

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Saltmarsh Snake

Nerodia clarkii

Plain-bellied Watersnake

Nerodia erythrogaster
Saltmarsh Snake vs. Plain-bellied Watersnake: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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