Marineenvironmentthatincludeswater,seawaterdissolvesthematerialandsuspendedsolids,sedimentsandmarineorganisms,includingcomplexsystems.Therichmarinebiologicalresources,mineralresources,chemicalresourcesandpowerresourcesisanindispensableresourcetreasurehouseofhuman,withhumansurvivalanddevelopmentofverycloserelationship. 　　Themainobjectiveofthecurrentmarineconservationistoprotectmarinebiologicalresources,soasnottofailure,forthesustainableuseofhumanbeings.Particularprioritytoprotectthevaluableandendangeredendangeredmarinelife.AccordingtotheUnitedNationstoaninvestigation,duetooverfishing,accidentalkillingofnon-targettoallowhuntingofmarine,coastalbeachesoftheconstruction,mangrovedeforestation,pollutionofthemarineenvironmentingeneral,atleast25theworld'smostvaluablefisheryresourcesdepleted,whales,seaturtles,manateesandmanyothermarineanimalsarefacingthedangerofextinction.Expectedthatwiththeexpansionofmarinedevelopment,marineresourcesarelikelytocausemoredamage. 　　First,thetaskofmarineconservationofmarinebiologicalresourcestostoptheexcessiveuseof,andsecondlytoprotectthehabitatofmarinelifeorhabitat,inparticular,theirmigration,spawning,feeding,avoidingpredatorscoast,beaches,estuaries,coralreefs,totopreventtheheavymetals,pesticides,oil,organicproduceandeasytoeutrophicationandotherpollutionofthemarinenutrients.Maintaintheregenerationabilityofmarinebiologicalresourcesandthenaturalpurificationcapacityofwater,preservationofthemarineecologicalbalanceandensurethesustainablehumandevelopmentandutilizationofocean.