Study: Nonnative lake trout have brought a web of impacts to other species in Yellowstone NP

Introduction of nonnative lake trout in Yellowstone Lake has affected organisms from the microscopic level in the lake to large animals in the region, according to newly published research.

Zooplankton, cutthroat trout, river otters, osprey, bald eagles, bears and likely elk are among the creatures whose numbers, diet and behavior have been altered as a result of the presence of the invasive fish, says an article that appears today in the scientific journal Science Advances.

https://phys.org/news/2019-03-broad-impacts-lake-trout-invasion.html

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