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Native fish seen regaining dominance over invasive species




BIO-WEST scientists, along with American Southwest Ichthyological researchers and federal cooperators, have documented a native fish community that is regaining dominance over nonnative fishes in the Colorado River in Grand Canyon National Park. This is unheard of in the mainstem of the Colorado River, and the location in the Grand Canyon where this fish community was found is also unexpected due to the effects...

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