Coastal terms
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Transcript of Coastal terms
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COASTAL TERMS
ENJOY CAROLINA’S COASTLINE
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OCEANS AND BEACHES
• NCVPS
• MODULE NINE VOCABULARY WITH PICTURES
• COMPILED FOR YOU BY KELLA RANDOLPH
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BARRIER ISLANDBARRIER ISLAND - ELONGATED,
NARROW LANDFORMS COMPOSED OF
SAND AND OTHER LOSE SEDIMENTS
TRANSPORTED BY WAVES, CURRENTS,
AND WINDS.
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BATHYMETRICBATHYMETRIC - REFERRING TO THE
BOTTOM TOPOGRAPHY.
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BEACHBEACH - ZONE OF ACTIVE SAND
MOVEMENT.
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BEACH RE-NOURISHMENTBEACH RE-NOURISHMENT - PUMPING
SAND ONTO THE BEACH AND
BUILDING UP FORMER DUNES AND
UPPER BEACH.
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DUNE FIELDSDUNE FIELDS - OPEN, BARE-TO-
GRASSY SAND-DUNE AREAS FOUND
BETWEEN THE PRIMARY DUNES AND
THE MARITIME FOREST OR THE
SOUND SIDE OF THE ISLAND.
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EROSIONEROSION - THE WEARING AWAY OF
SOIL, SAND, OR ROCK BY THE
INFLUENCE OF WATER, WIND, AND
OTHER FORCES OF NATURE.
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ESCARPMENTESCARPMENT - STEEP SLOPE
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FOREDUNEFOREDUNE - THE FIRST DUNE
FORMED ON THE BEACH.
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GROIN
GROIN - WALL BUILT PERPENDICULAR
TO THE SHORELINE INTENDED TO
TRAP SAND FLOWING IN THE
ALONGSHORE CURRENT.
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INLETSINLETS - CHANNELS THAT SEPARATE
ISLANDS AND ARE USUALLY FORMED
DURING HURRICANES OR SEVERE
STORMS.
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JETTYJETTY - STRUCTURE INTENDED TO
KEEP SAND FROM FLOWING INTO A
SHIP CHANNEL.
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MARSHESMARSHES - PROLIFIC BREEDING
AREAS FOR MANY FISH LOCATED ON
THE SOUND SIDE OF BARRIER
ISLANDS.
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MICROBIAL MAT (ALGAL MAT)
MICROBIAL MAT (ALGAL MAT) - AN
ACTIVE BIOGEOCHEMICAL ZONE A
FEW MILLIMETERS THICK AND FOUND
IN MARSHES; PRODUCES ITS OWN
NITROGEN THROUGH A PROCESS OF
NITROGEN FIXATION.
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LITTORAL DRIFTLITTORAL DRIFT - MOVEMENT OF
SEDIMENTS.
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OVERWASH (FANS)OVERWASH (FANS) - DEVELOP WHEN
WATER, THROWN UP BY WAVES AND
STORM SURGE, FLOWS BETWEEN AND
AROUND DUNES.
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PEATPEAT - PARTIALLY DECAYED PLANT
MATERIAL.
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PRIMARY DUNESPRIMARY DUNES - THE ROW OF
DUNES CLOSEST TO THE OCEAN;
HOWEVER, A DISTINCT LINE OR ROW
MAY BE ABSENT.
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REVETMENTREVETMENT - A STRUCTURE
DESIGNED TO STABILIZE AN ERODING
SHORELINE AND PROTECT AGAINST
STORM WAVE ATTACK.
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RUNNELRUNNEL - THE TROUGH BETWEEN
THE BEACH AND THE RIDGE.
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SEAWALLSEAWALL - HARD BARRIER DESIGNED
TO RECEIVE AT LEAST ONE FULL
IMPACT OF THE SEA DURING A TIDAL
CYCLE.
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SEDIMENTSSEDIMENTS - MATTER OR PARTICLES
DEPOSITED BY WIND AND WATER.
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SOUNDSOUND - A CHANNEL OF WATER
BETWEEN THE MAINLAND AND A
BARRIER ISLAND.
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SPITSPIT - A POINTED AREA FORMED ON
THE ENDS OF BARRIER ISLANDS BY
TRANSPORTED SEDIMENTS.
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COASTAL VOCABULARYTHANKS TO BING ONLINE IMAGES FOR CLIPART