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.
Elliott Key Harbor and Campground Closed Until Further Notice
Contractors began work to repair damaged boardwalks and marina at Elliott Key and the visitor center grounds. The marina and campground at Elliott Key are closed until the repairs are complete. University Dock on Elliott Key remains open for day use only. More »
Biscayne Bay is shallow and well mixed with only a very weak density gradient. This horizontal density gradient is salinity based, resulting from the freshwater runoff of canals on the western side. Salinity in the bay is controlled by a pronounced wet-dry seasonal dynamic and is highest in June when rainfall is low and evaporation high.
Did You Know?
Stiltsville is a collection of colorful and battered buildings in the shallows at the northern end of Biscayne National Park. The history of buildings like these goes back to the 1930s when a community of squatters took hold here. More...