Distribution and Composition of Suspended Matter in Water and Snow Cover in Kaliningrad Bay

被引:5
|
作者
Chechko, V. A. [1 ]
Topchaya, V. Yu. [1 ]
Chubarenko, B. V. [1 ]
Pilipchuk, V. A. [1 ]
机构
[1] Russian Acad Sci, Shirshov Inst Oceanol, Atlantic Branch, Prosp Mira 1, Kaliningrad 236022, Russia
基金
俄罗斯基础研究基金会;
关键词
ice cover; water salinity; suspended sediments; sedimentation; eolian material;
D O I
10.1134/S009780781601005X
中图分类号
TV21 [水资源调查与水利规划];
学科分类号
081501 ;
摘要
Field data, collected by the authors during winter expedition studies in Kaliningrad Bay, are analyzed. Notwithstanding the presence of ice cover, considerable advective processes are shown to be taking place in the bay. Seawater enters the bay, spreading in the bottom horizon all over the water area. Suspended sediment concentration in under-ice period is on the average three times less than that in the ice-free period. The space and time variations of its quantitative and qualitative composition under ice are mostly governed by two factors-the effect of the sea and river runoff. The values of vertical fluxed of eolian material to the bay surface in winter vary from 0.5 to 2.9 with the average of 1.7 mg m(-2) day(-1).
引用
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页码:33 / 41
页数:9
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