Changes in Contaminant Burdens in Niagara River Sport Fish following Remedial Actions to Reduce Toxic Loadings Since 1986/87
Description: Elevated levels of eighteen persistent toxic chemicals in the Niagara River necessitated their control from point and non-point sources. Implementation of regulatory controls and improved permitting procedures have significantly reduced their inputs compared to discharges in 1980s. However, these chemicals continue to be of concern based on several lines of evidence.
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