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