Reptiles & Amphibians of Maryland
The reptiles & amphibians most often spotted in Maryland, ranked by recent research-grade observations.
Most-observed reptiles & amphibians in Maryland
Common Box Turtle
Terrapene carolina
18,736 observations
American Toad
Anaxyrus americanus
17,160 observations
Painted Turtle
Chrysemys picta
15,356 observations
Eastern Red-backed Salamander
Plethodon cinereus
12,352 observations
Common Watersnake
Nerodia sipedon
11,040 observations
Pond Slider
Trachemys scripta
10,947 observations
Green Frog
Lithobates clamitans
10,913 observations
Fowler's Toad
Anaxyrus fowleri
9,885 observations
Common Snapping Turtle
Chelydra serpentina
9,228 observations
Common Garter Snake
Thamnophis sirtalis
8,999 observations
Common Five-lined Skink
Plestiodon fasciatus
8,737 observations
American Bullfrog
Lithobates catesbeianus
8,553 observations
DeKay's Brownsnake
Storeria dekayi
5,879 observations
Eastern Ratsnake
Pantherophis alleghaniensis
5,238 observations
Northern Red-bellied Cooter
Pseudemys rubriventris
5,160 observations
Pickerel Frog
Lithobates palustris
4,607 observations
Eastern Newt
Notophthalmus viridescens
4,478 observations
Northern Cricket Frog
Acris crepitans
4,438 observations
Wood Frog
Lithobates sylvaticus
4,286 observations
Spring Peeper
Pseudacris crucifer
3,613 observations
Northern Two-lined Salamander
Eurycea bislineata
3,304 observations
Green Treefrog
Dryophytes cinereus
3,151 observations · iNaturalist
Ring-necked Snake
Diadophis punctatus
3,120 observations
Common Wormsnake
Carphophis amoenus
3,072 observations
Eastern Fence Lizard
Sceloporus undulatus
2,984 observations
Southern Leopard Frog
Lithobates sphenocephalus
2,839 observations
Spotted Salamander
Ambystoma maculatum
2,670 observations
North American Racer
Coluber constrictor
2,339 observations
Broad-headed Skink
Plestiodon laticeps
2,221 observations
Cope's Gray Tree Frog
Dryophytes chrysoscelis
2,146 observations · iNaturalist
Marbled Salamander
Ambystoma opacum
1,924 observations
Eastern Copperhead
Agkistrodon contortrix
1,919 observations
Diamondback Terrapin
Malaclemys terrapin
1,785 observations
Eastern Mud Turtle
Kinosternon subrubrum
1,783 observations
Gray Treefrog
Dryophytes versicolor
1,549 observations · iNaturalist
Rough Greensnake
Opheodrys aestivus
1,498 observations
Eastern Musk Turtle
Sternotherus odoratus
1,213 observations
Eastern Spadefoot
Scaphiopus holbrookii
1,155 observations
Allegheny Mountain Dusky Salamander
Desmognathus ochrophaeus
1,073 observations
Eastern Milksnake
Lampropeltis triangulum
1,054 observations
Northern Dusky Salamander
Desmognathus fuscus
1,049 observations
Spotted Turtle
Clemmys guttata
962 observations
Red Salamander
Pseudotriton ruber
961 observations
Timber Rattlesnake
Crotalus horridus
832 observations
Common Ribbon Snake
Thamnophis saurita
809 observations · iNaturalist
Long-tailed Salamander
Eurycea longicauda
806 observations
Northern Slimy Salamander
Plethodon glutinosus
717 observations
Eastern Hognose Snake
Heterodon platirhinos
710 observations
White-spotted Slimy Salamander
Plethodon cylindraceus
632 observations · iNaturalist
Seal Salamander
Desmognathus monticola
613 observations