Alaska used rotenone to eliminate invasive pike from an entire lake; the pike vanished, and 6,836 Arctic char were later stocked to rebuild the native fishery
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August 31, 2026
In a remote corner of Southcentral Alaska, state biologists carried out a dramatic restoration: they treated an entire lake with rotenone, a plant-derived piscicide, to wipe out an invasive population of northern pike. After the treatment,…