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Common Map Turtle

Graptemys geographica

The Common Map Turtle has a beautiful, patterned shell that looks like a map. They enjoy basking on rocks and are great at swimming!

Habitat: Rivers and lakes

Appearance

The Common Map Turtle has an olive-green shell covered in fine yellow lines, resembling a topographic map. Its head and limbs feature similar yellow streaks, with a small yellow spot behind each eye. A prominent keel runs down the center of its shell.

KingdomAnimaliaPhylumChordataClassTestudinesOrderTestudinesFamilyEmydidaeGenusGraptemys
Common Map Turtle
wildlife trait badgepiscivorous trait badgelongevous trait badgearmored trait badge
Common Map Turtle

Category

Reptile

Rarity

Common

Danger

2/5

Snaps

2

Interesting facts

Each turtle's shell pattern is unique, like a human fingerprint, making them special.

Female map turtles grow much bigger than males, almost twice their size!

The temperature of the nest decides if a baby map turtle will be a boy or a girl!

These turtles love to bask together in sunny spots, sometimes stacked on top of each other!

Special abilities

Ability

Keen-Eyed Hunter

Common Map Turtle can spot tiny prey from a distance because of their excellent underwater vision.

Ability

Shell Camouflage

Common Map Turtle has intricate map-like patterns on its shell that help them blend into rocky riverbeds.

Measurements & details

Length
10-30 cm
Weight
0.1-2.5 kg
Lifespan
15-30 years
Top Speed
0.5 km/h
Swim Speed
4 km/h
Clutch Size
6-20
Incubation
50-70 days
Max Depth
5 m

Diet & Feeding

These turtles are mostly carnivores, munching on snails, insects, and small fish in their watery homes.

Age differences: Younger turtles eat more insects, while adults mainly feast on snails, clams, and crayfish.

Primary Foods

  • Snails
  • Crayfish
  • Aquatic insects
  • Small fish
  • Clams
  • Aquatic plants

Foraging Method

  • Foraging

Ecological connections

eaten by

Raccoon

Procyon lotor

Eggs and hatchlings are vulnerable to predation.

eaten by

American Crow

Corvus brachyrhynchos

Crows often raid nests for turtle eggs.

eats

Pond Snail

Physa acuta

Predominantly feeds on various freshwater snails.

eats

Rusty Crayfish

Orconectes rusticus

Adult turtles crush and consume these crustaceans.

Traits

Also known as

Geographic Map TurtleNorthern Map Turtle

Safety

Danger

2/5

Look but don’t touch. Keep a safe distance and wash hands after exploring.

Frequently Asked Questions

How long is Common Map Turtle?

10-30 cm

How much does Common Map Turtle weigh?

0.1-2.5 kg

How long does Common Map Turtle live?

15-30 years

How fast can Common Map Turtle move?

0.5 km/h

What does Common Map Turtle eat?

These turtles are mostly carnivores, munching on snails, insects, and small fish in their watery homes.

How fast can Common Map Turtle swim?

4 km/h

Where is Common Map Turtle usually found?

Rivers and lakes

How does Common Map Turtle hunt?

Foraging

Snap Map

Zoom in to split clusters and explore where this object has been snapped.

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Recent Snaps

Where to spot

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