Exotic fish are a threat to river ecosystems, but what happens when invasive species are native to a territory and have been introduced into waters that are not their original territory? A new study ...

In the U.S. Geological Survey's Non-Indigenous Aquatic Species database, these so-called 'native transplant' fish are almost twice as common as fish introduced from outside the country. But a new ...

Stocked game fish have devastated aquatic wildlife, and conservation groups want to eradicate the invasive species and ...

The bipartisan infrastructure law isn't just building projects for people, it also includes $200 million to restore native fish habitat, to help species better weather climate change. KALEB ROEDEL, ...

Andrew Rypel grew up fishing on Wisconsin's pristine lakes and rivers. With just a worm on his hook, he caught suckers, gar, sunfish and other native fish he never saw in his game fishing magazines.

On Thursday afternoon, Colorado Parks and Wildlife (CPW) announced that the razorback sucker has been downgraded from endangered to threatened.