When you think of the edible parts of a fish, chances are its eyes won't make your list. But you can actually eat those soft ...

Mapping fish migration routes and identifying threats is crucial to protecting freshwater species and their habitats, ecologists argue.

Yet, one of the 26 executive orders Trump signed on his first day in office specifically addressed the delta smelt. The ...

North America had the highest diversity and density of freshwater mussels on Earth. Discover how the button industry contributed to their decline, leaving these vital species critically endangered ...

Salmon are struggling to survive. So are the families of endangered southern resident orcas, with a population of just 73, ...

Catfish are a popular catch-and-release fish for extreme anglers. They are easy to catch, and their large size makes them ...

Captain Bobo, a South American lungfish, has found a new home at the New England Aquarium.

Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction, according to ...

Learn how Northern Pike are using saltwater environments to spread in Southcentral Alaska, threatening native ecosystems and ...

The fixation is less about facts and more about the politics of “us versus them,” says a professor who's writing a book about ...

The documentation of invasive pike in Southcentral estuaries, a North American first, shows that the predators can spread ...

The DNR plans to provide 400,000 Arctic grayling eggs to Native American tribes to stock in rivers this spring as ...