Invasive species cause biodiversity loss and about $120 billion in annual damages in the U.S. alone. Despite plentiful evidence that invasive species can change food webs, how invaders disrupt food webs and native species ...
Plants & Animals
Nov 4, 2021
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176
Warmer temperatures are having a ripple effect on food webs in Ontario lakes, according to a new University of Guelph study.
Environment
Mar 22, 2019
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133
In the early 1900s, brown trout and rainbow trout were introduced to southern South America for recreational fishing and early aquaculture initiatives. About 40 years later, American beaver were introduced in the same region ...
Evolution
Sep 2, 2020
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243
It's a mystery. Invasive sea lamprey, the Great Lakes' biggest predator, primarily feed on lake trout, one of the lakes' most prized sports fish. When trout populations are high, researchers expect to see fewer lamprey-wounded ...
Plants & Animals
Sep 28, 2020
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53
In a new study published in Science Advances, University of Montana researchers found that climate change drives native trout declines by reducing stream habitat and facilitating the expansion of invasive trout species.
Plants & Animals
Jan 4, 2022
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268
In the Grand Canyon reach of the Colorado River, two species play an outsized role in the fate of mercury in the aquatic ecosystem, and their numbers are altered by flood events. So reports new research, published in Science ...
Environment
May 15, 2020
4
226
A group of researchers from Recep Tayyip Erdoğan University, Faculty of Fisheries in Turkey discovered a new trout species. The newly described species Salmo kottelati, belongs to the Salmonidae family, which includes salmons, ...
Plants & Animals
Dec 12, 2014
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0
A study spearheaded by the Wildlife Conservation Society and the University of Minnesota has shown that the world's largest owl—and one of the rarest—is also a key indicator of the health of some of the last great primary ...
Ecology
Aug 15, 2013
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0
(PhysOrg.com) -- A new study shows a changing climate could reduce trout habitat in the Western United States by about 50 percent over the next 70 years, with some trout species experiencing greater declines than others. ...
Ecology
Aug 15, 2011
1
0
Four years ago, construction crews with huge jackhammers tore apart a 10-story concrete dam in the wooded canyons of the Carmel River, between the Big Sur hills and the beach front town of Carmel.
Ecology
May 27, 2019
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