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Related Experiment Video

Updated: Jun 27, 2026

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

[Quantitative estimation of suspended solid concentration in the lower Min River based on multi-source synchronal

Xiao-le Wen¹, Han-qiu Xu

¹Key Laboratory of Spatial Data Mining and Information Sharing, Ministry of Education, College of Environment and Resources, Fuzhou University, Fuzhou 350002, China. wenxiaole@sina.com

Huan Jing Ke Xue= Huanjing Kexue

|December 17, 2008

Summary

This study developed two models to predict suspended solid concentration (SSC) in the lower Min River using field spectrometer and Landsat TM data. The field spectrometer model showed higher accuracy, but Landsat TM data remains valuable for SSC prediction.

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Area of Science:

Remote Sensing
Environmental Science
Water Quality Monitoring

Context:

Suspended solid concentration (SSC) is a key indicator of water quality.
The lower Min River's water quality is influenced by suspended solids.
Accurate SSC monitoring is crucial for environmental management.

Purpose:

To develop and compare models for predicting SSC using field spectrometer and Landsat TM data.
To assess the effectiveness of remote sensing data for SSC estimation.
To understand the spatial distribution of SSC in the lower Min River.

Summary:

Two models were developed: one using field spectrometer data and another using Landsat TM data, to estimate SSC.
The field spectrometer model, utilizing reflectance at 690 nm and 530 nm, showed higher accuracy.
A Landsat TM model using a specific band combination also provided valuable SSC predictions, demonstrating its utility when field data is unavailable.

Impact:

The study validates the use of Landsat TM data for SSC monitoring, offering a cost-effective alternative to field measurements.
The developed models can efficiently reveal the spatial distribution patterns of SSC in river systems.
Findings support improved water resource management and environmental protection strategies for the lower Min River.