摘要
Thefractionsofriverrunoffandsea-icemeltedwaterintheCanadaBasininsummer2003weredeterminedbythesalinity-18Osystem.Thefractionofriverrunoff(fR)washighintheupper50mofthewatercolumnanddecreasedwithdepthandlatitude.Thesignalsoftheriverrunoffwereconfinedtowaterdepthsabove200m.ThetotalamountofriverrunoffintheCanadaBasinwashigherthanthatinotherarcticseas,indicatingthattheCanadaBasinisamainstorageregionforriverrunoff.Thepenetrationdepthofthesea-icemeltedwaterwaslessthan50mtothesouthof78°N,whileitwasabout150mtothenorthof78°N.Thetotalamountofsea-icemeltedwaterwasmuchhighertothenorthof78°Nthantothesouthof78°N,indicatingthesea-icemeltedwatersaccumulatedontheiceedge.Theabundantsea-icemeltedwaterontheiceedgewasattributedtotheearliermeltedwaterinthesouthernCanadaBasinandtransportedbytheBeaufortGyreorthereinforcedmeltingofseaicebysolarradiationinthepolynya.
出版日期
2014年06月16日（中国期刊网平台首次上网日期，不代表论文的发表时间）
