USGS

Water Quality in the Western Lake Michigan Drainages, Wisconsin and Michigan, 1992-95

Are Biological and Water-Quality Data Collected by Different Methods Comparable Figures


Collecting an Aquatic Biology Sample
Aquatic-biology method comparisons were done at six sites and water-chemistry method comparisons at three sites in the study area.

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Last modified: Thu Jul 2 12:08:01 1998