A sea lamprey has no jaw, no proper teeth and no bones. Yet this predator can attach like a suction cup to a fish 100 times its size, use its tongue to burrow a hole into its side, liquefy its tissues and eat it.
Plants & Animals
May 21, 2020
0
20
Ever wondered how fish spend the winter? Using new technology, researchers from U of T Mississauga have taken a peek beneath the winter ice to reveal surprising new information about aquatic environments in winter.
Plants & Animals
Feb 28, 2020
0
339
According to a new study published today in the Proceedings of the National Academy of Sciences, 40 years of reduced mercury use, emissions, and loading in the Great Lakes region have largely not produced equivalent declines ...
Environment
Nov 4, 2019
0
281
A new technique developed by University of Alberta biologists can determine whether certain fish populations are native to lakes in national parks.
Plants & Animals
Sep 19, 2019
0
89
For many outdoor enthusiasts, fishing borders on an obsession—the thrill of the chase may be just as rewarding as landing a big catch.
Plants & Animals
Jul 3, 2019
2
3
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
5
133
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.
Ecology
Mar 20, 2019
1
1210
Steelhead trout, a member of the salmon family that live and grow in the Pacific Ocean, genetically adapted to the freshwater environment of Lake Michigan in less than 120 years.
Ecology
May 30, 2018
0
187
For decades the National Park Service has been locked in a battle against lake trout, an invasive fish with a voracious appetite that has overtaken Yellowstone Lake and upended its formerly thriving ecosystem. According to ...
Optics & Photonics
May 15, 2018
0
6
It's not supposed to be like this. Though advisories about toxic mercury in fish have continued in Michigan and the surrounding Great Lakes, with recommendations to limit consumption of certain species to a few times per ...
Environment
Apr 4, 2017
1
25
