Comparison of summer chlorophyll a concentration in the South China Sea and the Arabian Sea using remote sensing data

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    摘要 TheSouthChinaSea(SCS)andtheArabianSea(AS)arebothlocatedroughlyinthenorthtropicalzonewitharangeofsimilarlatitude(0°–24°N).Monsoonwindsplaysimilarrolesintheupperoceaniccirculationsofthebothseas.Butthedistinctpatternsofchlorophylla(Chla)concentrationareobservedbetweentheSCSandtheAS.TheChlaconcentrationintheSCSisgenerallylowerthanthatintheASinsummer(June–August);thesummerChlaconcentrationintheASshowsstrongerinterannualvariation,comparedwiththatintheSCS;Moderateresolutionimagingspectroradiometer(MODIS)-deriveddatapresenthigheratmosphericaerosoldepositionandstrongerwindspeedintheAS.Andithasalsobeenfoundthatgoodcorrelationsexistbetweentheindexofthedustprecipitationindicatedbyaerosolopticalthickness(AOT)andtheChlaconcentration,orbetweenwindandChlaconcentration.TheseimplythatthewindandthedustprecipitationbringmorenutrientsintotheASfromthesky,thesub-layerorcoastregions,inducinghigherChlaconcentration.TheresultsindicatethatthewindvelocityandthedustprecipitationcanplayimportantrolesintheChlaconcentrationfortheASandtheSCSinsummer.HoweveraerosolimpactisweakonthebiologicalproductivityinthewestSCSandwind-inducedupwellingisthemainsource.
    机构地区 不详
    出处 《海洋学报:英文版》 2017年11期
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    出版日期 2017年11月21日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)
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