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Coral ReefPredator

Green Sea Turtle

Chelonia mydas

A long-distance reef traveler powered by seagrass.

Green Sea Turtles glide over reefs with winglike front flippers and surface to breathe air. Adults are unusual among sea turtles because they eat mostly plants.

Find this SeaPal in the card gallery
SeaRealm card featuring Green Sea Turtle

From field guide to game table

Bring this Green Sea Turtle home

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1 deck

Quick dive

Creature passport

Home
Tropical and subtropical coasts, reefs, lagoons, and seagrass meadows worldwide.
Favorite foods
Adults mainly eat seagrass and algae; youngsters eat a wider mix.
Size check
Shell up to about 4 ft (1.2 m); often 250–350 lb

Tell-your-friends facts

Four wonderfully wild things

  1. 1

    The name refers to greenish body fat, not shell color.

  2. 2

    Sea turtles cannot pull their heads and flippers inside their shells.

  3. 3

    Females usually return near their birth beaches to lay eggs.

  4. 4

    Healthy seagrass stays productive when turtles crop it like a lawn.

Ocean superpower

Built to be amazing

It navigates across entire ocean regions between feeding and nesting grounds.

Junior scientist tip

What should I look for?

Notice a smooth oval shell and a small rounded head with one scale pair between the eyes.

Grown-up research links

We used trusted science organizations to check this profile.