Florida Snake Identification Key

Opheodrys aestivus 01Rough Green Snake

NON-VENOMOUS

Scientific name: Opheodrys aestivus (LINNAEUS 1766)

The following will separate the two Rough Green Snakes found in Florida. If you are unable to distinguish between them based on the characteristics in the key below, you probably can do so using the geographic location alone.

Select the box below that is the closest match to your snake:

The scales are keeled, the scale in the third row of dorsal scales opposite the seventh belly scale is usually not keeled; northern peninsular and panhandle Florida.

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Your snake could be a Northern Rough Green Snake, Opheodrys aestivus aestivus.

The scales are strongly keeled, the scale in the third row of dorsal scales opposite the seventh belly scale is usually keeled; lower peninsular Florida.

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Your snake could be a Florida Rough Green Snake, Opheodrys aestivus carinatus.

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