Water quality parameter remote sensing monitoring method and system for brackish water lake

The invention provides a water quality parameter remote sensing monitoring method and system for a brackish water lake, and belongs to the field of remote sensing monitoring, and the water quality parameter remote sensing monitoring method comprises the following steps: collecting water body spectrums and corresponding water samples of a plurality of areas in a lake to be monitored to obtain a plurality of water body spectrums and a plurality of water samples; analyzing the water samples, and determining water quality parameters of the corresponding areas; performing correlation analysis on each water body spectrum and the water quality parameters of each region, performing one-element linear fitting, and determining a plurality of water quality parameter monitoring models; the method comprises the following steps: acquiring a hyperspectral image of a lake to be monitored, and extracting spectral information of each water body pixel; for any water body pixel, determining a plurality of initial water quality p