Loggerhead (Caretta caretta)
Average weight: 275 pounds
Diet: clams, crabs, sea urchin
Facts: Named for its block-like head, the vulnerable loggerhead is the most common sea turtle in Florida.
Green Turtle (Chelonia mydas)
Average weight: 350 pounds
Diet: seagrass and algae
Facts: As the name suggests, endangered green turtles are strikingly green.
Leatherback (Dermochelys coriacea)
Average weight: 500 to 1,500 pounds
Diet: jellyfish
Facts: With their leathery shells, leatherbacks are massive and capable of diving to depths of more than 3,000 feet.
The Kemp’s Ridley (Lepidochelys kempii)
Average weight: 85 to 100 pounds
Diet: crustaceans and mollusks
Facts: This turtle species is considered the most endangered species of sea turtle, with fewer than 1,000 nesting females in the world.
Hawksbill (Eretmochelys imbricata)
Average weight: 100 to 200 pounds
Diet: sponges and sea anemones
Facts: These turtles are critically endangered due in part to their beautiful tortoiseshells, which have long been harvested to make jewelry and other decorations.