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AuthorsBeaches, Boating, Paddle Sports and SailingFeature HomepageFish, Birds and AnimalsI Speak for the FishKathy JohnsonLake SuperiorLatest NewsMichiganNewsPolitics, Policy, Environmental JusticeProtectRecreation and TourismScience, Technology, ResearchSt. Clair RiverThe StatesTourismI Speak for the Fish: These catfish have something to say
-Northern madtom are an indicator species. What does it mean to be an indicator species? What can the tiny catfish tell us? And who, if anyone, is listening?
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