Illustration of coastline base from dunes to open ocean
Illustration of coastline base gradient from deep reef to shallow reef, exposed sand, protected sand, and estuary
Illustration of coastline base with open estuary and nearshore reef
Illustration of coastline base with sand dune system gradient from sea level to berm, frontal dune, and inner barrier system
Illustration of coastline base with sand dune gradient from sea level to berm, frontal dune, outer barrier system, lagoon, and inner barrier system
Illustration of coastline base with steep shoreline
Illustration of coastline base of stepped shoreline with variable water quality
Illustration of coastline base with barrier island bar
Illustration of coastline base from beach to ocean
Illustration of coastline base with dunes and water table
Illustration of coastline base with oblique beach to ocean
Illustration of coastline base with river to ocean gradient
Illustration of estuary base with modified coastline and barrier islands
Illustration of habitat base with exposed sand and calcareous sediment base
Illustration of habitat base of protected sand
Illustration of island with coves and sandy banks
Illustration of steep island with rocky shore
An icon symbol of a buoy marking the boundary of a marine protected area