Seasonal variability of remote sensing reflectance of the Gorky reservoir

被引:0
|
作者
Molkov, Aleksandr A. [1 ]
Korchemkina, Elena N. [2 ]
Kapustin, Ivan A. [1 ]
Leshev, George V. [1 ]
Danilicheva, Olga A. [1 ]
机构
[1] Russian Acad Sci, Inst Appl Phys, 46 Ulyanov St, Nizhnii Novgorod 603950, Russia
[2] Russian Acad Sci, Marine Hydrophys Inst, 2 Kapitanskaya Str, Sevastopol 299011, Russia
基金
俄罗斯科学基金会;
关键词
remote sensing reflectance; chlorophyll-a; blue-green algae; CDOM; eutrophic reservoir; Gorky reservoir; Volga river;
D O I
10.1117/12.2325753
中图分类号
P7 [海洋学];
学科分类号
0707 ;
摘要
The goal of current investigation was a study of seasonal variability of remote sensing reflectance in the lake part of the Gorky reservoir, characterized by intense bloom of blue-green algae. The basis of this study includes the data of ship measurements of remote sensing reflectance, euphotic zone and chlorophyll a and dissolved organic carbon concentrations, performed from May 14, 2018 to August 27, 2018 in 7 points of the reservoir, two of which are located in shallow areas with a slow current (floodplain area), two - in the channel and the remaining three - in estuaries of three inflowing rivers. The spatial and temporal variability of remote sensing reflectance is analyzed, its variations are calculated, vertical profiles of chlorophyll a and dissolved organic carbon are constructed, variations of euphotic depth are determined and correlation between variations of remote sensing reflectance and concentrations of optically active components is established
引用
收藏
页数:9
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