‘Rock snot’ algae blooms are hurting the Kootenai River fishery
As the sun sets, Jim Dunnigan, Libby Dam mitigation coordinator for Montana Fish, Wildlife and Parks, tosses a mesh bin into the Kootenai River in preparation for a night of electrofishing surveys. (Sarah Mosquera photo)
On an overcast day in mid-June last year, Jim Dunnigan, dam mitigation coordinator for Montana Fish, Wildlife and Parks, stood on a concrete embankment overlooking the Kootenai River near Libby.
The high, gray wall of Libby Dam loomed to his left and a steep slope of boulders descended to the water in front of him...
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