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

    Biscayne

    National Park Florida

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  • Elliott Key Harbor and Campground Closed

    Winds, surge and tides associated with Hurricane Sandy caused considerable damage to docks & boardwalk at Elliott Key. The harbor and campground are closed until further notice. University Dock remains open for day use only. More »

Hydrologic Activity

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 in Blue © Brian Call

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...