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Barrier Island (Geoform Type)

Component: Geoform

Unique Identifier: 113

Geoform Origin Geologic
Geoform Island
Geoform Type Barrier Island


Description
Definition A long, narrow, sandy island that is above high tide and parallel to the shore. Barrier islands commonly have dunes, vegetated zones, and swampy or marshy terrains extending lagoon-ward from the beach.