Analysis of the Pearl River Estuary in winter and spring of suspended sediment concentration remote

来源 :The Second Xiamen Symposium on Marine Environmental Sciences | 被引量 : 0次 | 上传用户:huangting198198225
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本文利用珠江口2014 年2 月和2014 年5 月的高光谱遥感反射率和实测悬浮泥沙质量浓度数据进行了两波段悬浮泥沙遥感反演模式的研究.通过分析和对比发现,冬季2 月悬浮泥沙质量浓度和光谱遥感反射率相关性较低(=0.422),春季5 月悬浮泥沙质量浓度和光谱遥感反射率相关性好=0.716.2 月为珠江口枯水期,径流量小,含沙量低,潮汐作用,涨潮泥沙输入量大于落潮,含量低..而5 月为珠江口春季丰水期,径流量加大,含沙量增大,且由于冲淡水增加陆架水向岸运动产生上升流,易引起泥沙再悬浮,增加悬浮泥沙含量.
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