Table 7. Contaminants in fish in Grand River (ppb).
Year Water Species Chlordane Mercury
1990 Grand River/Gentryville Carp Channel Catfish 165 57 56 88
1998 Grand River/Gallatin Carp Flathead catfish 60 --- --- 220

Level of concern for chlordane = 300 ppb; for mercury = 1,000 ppb. Fish fillet composites.

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