NUMERICAL SIMULATION OF 1998 RED TIDE OF THE BOHAI SEA

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摘要 Algalbloom,knownasredtide,hasoccurredfrequentlyintheBohaiSeainrecentdecadescausinggreateconomiclossestofisheriesaswellashavingsignificantadverseimpactontheenvironment.A3-DEco-Hydraulicmodelisdevelopedtosimulatetheexplosivepropagationofdiatomanddinoflagellateasafunctionoftheconcentrationofvariousnutrients,riverinflow,tide,temperature,wind,sunshineandrainfall.Themodelisintendedtoanswerthequestionsofhowthe1998BohaiSearedtideoccurred,andtoinvestigatehowenvironmentalfactors,suchastemperature,wind,rainfall,solarradiance,seacurrentsandnutrients,affectthealgalbloomprocess.Theparametersemployedinthemodelarecalibratedwiththedatacollectedintheperiods1982-1983and1992-1993.Resultsfromthemodelindicatethateutrophicationoftheseawateristhebasicconditionforalgalbloom,andthatthe1998redtidewastriggeredbytheabnormalwarmweatherinAugustandSeptember.
机构地区 不详
出版日期 2002年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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