An invasive fish species last seen in Missouri in 2019 is now back, and there are concerns it could continue to spread throughout the state.
Plants & Animals
Jun 12, 2023
0
62
For decades, four invasive species of carp have been devouring plants, gorging on plankton and endangering an interconnected community of fish, plants and mollusks beneath the murky brown water of the Missouri River.
Plants & Animals
Aug 9, 2021
0
119
Four decades of conservation spending totaling more than $9 billion in inflation-adjusted tax dollars has failed to improve stocks of wild salmon and steelhead in the Columbia River Basin, according to Oregon State University ...
Ecology
Jul 28, 2023
5
219
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
0
53
A collaborative team of scientists led by the University of Massachusetts Amherst recently found that there is no physiological evidence supporting a leading theory—which involves the surface area of fish gills—as to ...
Plants & Animals
Feb 21, 2024
1
226
For the first time researchers studying a deadly virus modeled how it spreads to young trout and salmon in the waters of the Columbia River Basin, showing that migrating adult fish are the main source of exposure.
Ecology
Apr 20, 2018
0
9
A new study highlights there could be up to four times more fish in the mesopelagic, or "twilight," zone of the Southern Ocean than previously thought.
Plants & Animals
Feb 7, 2022
0
1034
Phragmites australis, an invasive species of plant called common reed, grows rapidly into dense stands of tall plants that pose an extreme threat to Great Lakes coastal wetlands. Early treatment is the key to controlling ...
Environment
Dec 17, 2012
2
1
North American freshwater fishes are going extinct at an alarming rate compared with other species, according to an article in the September issue of BioScience. The rate of extinctions increased noticeably after 1950, although ...
Ecology
Aug 10, 2012
0
0
Spurred by the rush to develop the Arctic's offshore oil and gas riches, scientists are unlocking some mysteries about the marine environment off Alaska's northern coast.
Ecology
Mar 9, 2011
0
0
