Mark Twain National Wildlife Refuge
Midwest Region

Who We Are

Fact Sheet
History
Contact Us

What We Do

Wild Things

Birds
Fish and Mussels
Mammals
Reptiles and Amphibians
Invasive Species

Public Use

Maps

Mark Twain NWR Complex

Port Louisa NWR
Great River/Clarence Cannon NWR
Two Rivers NWR
Middle Mississippi River NWR

Site Map

Small Wetlands Program

Links

Phone: 217-224-8580
V/TTY: 800-526-0844
Address:
1704 North 24th Street
Quincy, IL 62301

Reptiles and Amphibians

Snakes, lizards, turtles, frogs, toads, and salamanders occupy a wide variety of habitats on the Upper Mississippi River. More than 60 species are likely to be found on Complex lands.

Photo of a northern water snake - Photo credit: U.S. Fish and Wildlife Service / Land Mueller
Northern water snake at Clarence Cannon NWR

Legend

The following list contains 60+ species that have been observed on the refuge.

E = Endangered
T = Threatened
(F) = Federally Threatened or Endangered
(IA) = Iowa Threatened or Endangered
(IL) = Illinois Threatened or Endangered
(MO) = Missouri Threatened or Endangered

Lizards

  • Lizard, Fence

  • Lizard, Slender Glass E (IA)

  • Racerunner, Six-lined

  • Skink, Broadhead

  • Skink, Coal

  • Skink, Five-lined

  • Skink, Ground

  • Skink, Prairie

Snakes

  • Bullsnake

  • Coachwhip, Eastern E (IL)

  • Copperhead E (IA)

  • Cottonmouth

  • Kingsnake, Prairie

  • Kingsnake, Speckled E (IA)

  • Massasauga E (IA, IL, MO)

  • Racer, Blue

  • Rattlesnake, Timber T (IL)

  • Snake, Black rat

  • Snake, Broad-banded Water E (IL)

  • Snake, Brown

  • Snake, Diamondback Water T (IA)

  • Snake, Eastern Garter

  • Snake, Eastern Hognose

  • Snake, Eastern Ribbon E (IL)

  • Snake, Flathead T (IL)

  • Snake, Fox E (MO)

  • Snake, Graham's Crayfish

  • Snake, Great Plains Rat T (IL)

  • Snake, Green Water T (IL) E (MO)

  • Snake, Kirtland's T (IL)

  • Snake, Lined

  • Snake, Milk

  • Snake, Mud

  • Snake, Northern Red-bellied

  • Snake, Northern Water

  • Snake, Plains Garter

  • Snake, Plains Hognose

  • Snake, Ringneck

  • Snake, Rough Green

  • Snake, Smooth Earth

  • Snake, Western Ribbon

  • Snake, Western Smooth Green T (IA)

  • Snake, Western Worm T (IA)

  • Snake, Yellowbelly Water T (IA)

Turtles

  • Cooter, River E (IL)

  • Stinkpot T (IA)

  • Turtle, Alligator Snapping E (IL)

  • Turtle, Blanding's T (IL) E (MO)

  • Turtle, Chicken E (MO)

  • Turtle, Eastern Box

  • Turtle, False Map

  • Turtle, Map

  • Turtle, Mississippi Mud

  • Turtle, Ornate Box T (IA)

  • Turtle, Painted

  • Turtle, Smooth Softshell

  • Turtle, Snapping

  • Turtle, Spiny Softshell

  • Turtle, Wood E (IA)

  • Turtle, Yellow (Illinois) Mud E (IA, IL, MO)

  • Slider, Red-eared

Amphibians

Legend

The following list contains 39 species that have been observed on the refuge.

E = Endangered
T = Threatened
(F) = Federally Threatened or Endangered
(IA) = Iowa Threatened or Endangered
(IL) = Illinois Threatened or Endangered
(MO) = Missouri Threatened or Endangered

Amphium

  • Amphiuma, Three-toed

Frogs and Toads

  • Bullfrog

  • Frog, Green

  • Frog, Illinois Chorus T (IL)

  • Frog, Northern Blanchard's Cricket

  • Frog, Northern Crawfish E (IA)

  • Frog, Northern Leopard

  • Frog, Pickerel

  • Frog, Plains Leopard

  • Frog, Southern Leopard

  • Frog, Western Chorus

  • Frog, Wood

  • Peeper, Spring

  • Spadefoot, Eastern

  • Spadefoot, Plains

  • Toad, American

  • Toad, Eastern Narrowmouth

  • Toad, Fowler's

  • Treefrog, Bird-voiced T (IL)

  • Treefrog, Cope's Gray

  • Treefrog, Gray

  • Treefrog, Green

Salamanders

  • Hellbender, Eastern E (IL)

  • Mudpuppy E (IA)

  • Newt, Central T (IA)

  • Salamander, Blue-spotted E (IA)

  • Salamander, Cave

  • Salamander, Eastern Tiger

  • Salamander, Four-toed T (IL)

  • Salamander, Jefferson T (IL)

  • Salamander, Longtail

  • Salamander, Marbled

  • Salamander, Mole

  • Salamander, Ringed

  • Salamander, Slimy

  • Salamander, Smallmouth

  • Salamander, Spotted

Sirens

  • Siren, Lesser



Last updated: March 27, 2009