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Idaho poisoned the Snake River to kill an invasive mussel. Some call the results ‘heartbreaking’
The copper treatment intended to eliminate invasive quagga mussels in Idaho's Snake River caused the death of 48 out of 49 local white sturgeon and destroyed up to 90% of invertebrates, raising ecological concerns.
Summary by The Oregonian
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5 Articles

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Idaho poisoned Snake River for invasive mussels. Was it worth ‘heartbreaking’ loss?
Watercraft inspector Mark Klug, left, inspects two jet skis last used in Nevada at a watercraft boat inspection station in Marsing, Friday, July 25, 2025. Sarah A. Miller, Idaho Statesman TWIN FALLS (Idaho Statesman) — The invasive quagga mussels found in an Idaho river in 2023 were microscopic. But to state officials, their presence was enormous. Though the mussels couldn’t grow much larger than a nickel, state officials said an infestation wou…
·Idaho, United States
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Total News Sources5
Leaning Left2Leaning Right0Center2Last UpdatedBias Distribution50% Left, 50% Center
Bias Distribution
- 50% of the sources lean Left, 50% of the sources are Center
50% Center
L 50%
C 50%
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