brackish

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  Grand Lagoon can be seen from the boardwalk. The Gulf coast of northwest Florida is blessed with large stretches of protected saltmarsh which are important marine-life nursery areas and heralded for their biological productivity.
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  Escambia County marine specialist, Robert Turpin follows Adventure Crusoe TV host, Darian Voyle on a canoe adventure through the Big Lagoon park that is separated from the open waters of the Gulf of Mexico by the narrow strip of sandy land that makes up Perdido Key. Marsh areas are generally confined to inland bays and the landward sides of barrier islands.
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  The sand pine scrub is a xeric, or exceedingly, dry, sandy community with a sparse understory of shrubby, evergreen oaks and an overstory of the sand pine.