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Physiographic features
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Bars (physiographic)
Natural accumulations of sand, gravel, or other material forming an underwater or exposed embankment. [USGS Circ 1048]
Alexandria Digital Library Feature Type Thesaurus
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Islands
Reefs
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Hurricane Katrina photographs August 30, 2005
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Photographic survey of the impacts of Hurricane Katrina on the barrier islands, barrier shoreline, and the Mississippi River Delta along the Louisiana coastline. Primary focus is on the ecosystems such as fish, rookeries, and seagrass beds.
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