Biologists' fears confirmed on the lower Colorado River

For National Park Service fisheries biologist Jeff Arnold, it was a moment he'd been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the lower Colorado River last week, when he spotted ...

New study reveals what fish are up to under the ice

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.

In hot water: Climate change is affecting North American fish

Climate change is already affecting inland fish across North America—including some fish that are popular with anglers. Scientists are seeing a variety of changes in how inland fish reproduce, grow and where they can live, ...

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