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Statewide

Mississippi Reptiles and Amphibians by Month

Every reptile and amphibian with enough records anywhere in Mississippi, counted from observations inside the state line. Seasons can differ a lot across the state, so for a closer match, pick your ecoregion on the Mississippi page.

54 species4 venomous

Peak and shoulder ratings are rough guidance, not a schedule. Weather, elevation and the year can shift any species by weeks.

Rare and protected species are left off on purpose. Look, don't take, and never handle a venomous snake.

Species out in Mississippi, by group and month

Group
Snakes310161716151413131165
Lizards255665566444
Turtles246777754432
Frogs and Toads912131313141313111088
Salamanders445432112332

Numbers = species active that month (at peak or just starting / winding down).

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37 species at peak or shoulder in September

About Mississippi

When are reptiles and amphibians most active in Mississippi?

April is the busiest month in Mississippi, with 42 species at peak activity. At least half of the area's species are active from February through November.

What reptiles and amphibians live in Mississippi?

54 species have enough iNaturalist records to show here: 18 snakes, 16 frogs and toads, 7 lizards, 7 turtles, 5 salamanders, and 1 alligator. The most-reported are the Green Anole, American Alligator, and Pond Slider.

Are there venomous snakes in Mississippi?

Yes. The Northern Cottonmouth, Eastern Copperhead, Timber Rattlesnake, and Eastern Diamondback Rattlesnake live here. Don't handle them.

Which reptiles and amphibians in Mississippi are introduced?

The Mediterranean House Gecko and Brown Anole are not native here.

Where does this data come from?

Activity calendars are built from iNaturalist research-grade observations (downloaded through GBIF, September 2026), corrected for how many people are out observing each month. Rare and protected species are left off on purpose.