A retired DNR chief likens commercial fish pens to treating the Great Lakes and Michigan rivers as public sewers for fecal and urine waste, algae and disease.
Howard A. Tanner
A guest author for Bridge Magazine.
Michigan’s nonpartisan, nonprofit news source
A guest author for Bridge Magazine.
A retired DNR chief likens commercial fish pens to treating the Great Lakes and Michigan rivers as public sewers for fecal and urine waste, algae and disease.
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