• Purple, yellow, gold and orange sponges and soft corals wave against a turquioise sea.

    Biscayne

    National Park Florida

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  • Boat Tours, Paddle-craft Rentals and Select Conveniences Temporarily Unavailable

    Glass-bottom, snorkel, diving and island boat tours, and rentals for canoes and other paddle-craft, are temporarily unavailable. The park is working to resolve the issue as soon as possible and regrets the inconvenience. Limited snack items are available.

Cacti / Desert Succulents

Nature and Science

The world's largest population of semaphore prickly-pear cactus lives in Biscayne National Park.

The following cacti have been documented in the park. They have been sorted alphabetically by common name. The list is not exhaustive, and documented sightings of species not on this list are welcome. Submit your sightings to the webmaster.

Dildoe Cactus, Cereus pentagonus
Erect Pricklypear, Opuntia stricta
Prickly Applecactus, Harrisia aboriginum
Prickly Pear, Opuntia stricta var. dillenii
Semaphore Prickly-pear Cactus, Opuntia corallicola
Triangle Cactus, Acanthocereus tetragonus

Did You Know?

two green sea turtles

Many sea turtles live in the waters of Biscayne National Park and often nest on the park's few sandy beaches. Park employees monitor nesting beaches each summer to protect new nests from raccoons and other predators. More...