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Showing 1 to 1 of 1 for “"Long-term electrofishing (LTEF)"”.
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Long-term impacts of water quality and climate variability on Illinois River waterway fish assemblages
… the Illinois Natural History Survey began the Long-Term Fish Population Monitoring Program to sample fish assemblages throughout the Illinois River Waterway (IRW) on a yearly basis. During the 1960s, researchers observed that much of the upper river was depauperate. Fishes consisted almost …