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CampiiebensivePlani Coasta Mania¢emnit Elemend <br />Crceatcec byl sabelllarid wcirmis cemieneting sand grains, shcllll fragmcerets and pllanklonbetwlecere cepislineg <br />rock) llcedges, the (if fAloie rceef sWtemi forms a broad bancineg neetwlorkl. Among its benefits; lhu rcecef <br />systeun funeceti cense ase a natural bi eakwal cai for the nearshloi e Atlantic zone, and conetrlbutces tca lhcl <br />stabiilizalion of the barriier iseland by dissipating wave) cencergy. <br />In addition to dissipating waauee energY6 tho offshlone rcecefppovideese hard battom fore the grawthl of <br />phyla and zuopNllanklonl. HIlanktone form thle foundaticen of the food wob aric promide habitat for <br />murine organkims, such as algae, invlerlelbiiatus, mcell]usces, crusetaceceans and cechnlodennse. <br />The afonemcenlioned ,pciciices and their habitats arcs seneseit:ivice tca pNhlylsica] altceration and cehlem:iceal <br />aontamainaticen. Ilhysiceal allteralionls:incdude actiuitieese, such ass storm damages, beach nenourishmenet <br />priojecls, shoreline sstab:ilizalions plrcajecels and resmealion/fisshinlg actiuitices, thlat disturb thlce nadwlal <br />habil at. <br />• BoacHces <br />'Rhes eastcm shoreline of Indian Rider Claunty consists of X1.4 mill cis oft sandy) beeachus and dunces. <br />Hceachles are dimided into tNAlci zances: the foreeshonce and tHce bacekshloree. Whilce lhce fcanceshloi a eamtends <br />frcami lho MUMU to the incest of tho f rst beach, tHce b aciklshone epteer.eds fi om the MHWL to thea basce of <br />the dunce s3isil sem. <br />C Ivcerall, the beeach :is ineemtriciablyl:linkad 1 o 11.1ee nuarshlcarce eons, and its rrimary functional value ise to <br />dissiplaate thce cecinsetanl and caumulailive foncaes oflwined, tidees, and caurremets. In shaping the beach) zonae, <br />littonall drifil of Isedimcanl s plays a ccidom ireant role with nearshlorca/offshorie sand transplart. As littorial <br />drift occauns, sand naturally] mavees in a net southorl3i migration along Zhu shoreline. During lhla <br />summer monethls, sand giaduallIM migrates inshlcera (aicecrielas' to form nelativcdyl wade genetlyl-slopling <br />boaachles. Notwliiihstanding,11.1ee aueere-ppiesant thrleal of a lrcaplicaal slorm ori hlurricane can induce naplid <br />boachl erosions. Dur.'ng the winter m anills, off§hlorce sand tnansplort or arcesion is ofilen asscacaial ed with <br />naughcer wateris and starmes. These natural sand movlemceerit pal terns, hawevlen, aaare be altarad by the <br />]ocalione of rigid struectunes w:ilhlin thce plailh of sedimanl traucd. <br />• Dluncis <br />D unces l:ica dirucitlYl behind the landward barm (if the beacd 1. In a reaturia:l states, they are :influenaeed by <br />wined diriecitione and inetenesityl. As wavicas of drifiling sand, dunces serve as sand s1 cenaiga areas. One a <br />canstanl beis:is dune sand nepllaces sand cuiodud aweiMb3iwaauees arid plraviic cele long-term stability to the <br />shorahine. In grciat plart, lhci stabilizcid pgosit:icen of lhci aceaislal dunce :linea is conetriollleed byl thle sciaward <br />lim:il of 11.1ee pNermiarianet vogeitalione :linea. <br />Whilce :light brecazes ane riot affecliue for building stabilized duneese, ore-shlore winds blowing acercases a <br />boach at a uedoc:iq (if l : 2 miles per hour or mores will] create turlbulen(ece caplable of micevuing avlenaga- <br />sieaed sand grains. With higheri wands, sand particlas migrate until WuM are trapped and subsequently <br />Cammuinityl Development Department Indian Riven C aunt)l 3 <br />