Here are our favorite types of freshwater fish you can keep as a pet. If you're in the throes of setting up a home aquarium, ...

The update impacts several Adirondack fish, including the round whitefish, which has been downgraded from endangered to ...

Guiunio rarus, or the rare Guangxi freshwater mussel, was found “living in the slow flowing stream with muddy and sandy bottom” alongside other species, according to the study. The mussels were also ...

Conservationists say the southern bog turtle and roughhead shiner deserve endangered status as nonnative species threaten the ...

But for some species, there is still hope. A community of rare fish enthusiasts collect endangered species of freshwater fish from the lakes and springs of East Africa, Mexico and elsewhere ...

this species may have spent its entire life in freshwater, according to the study. “While this study is focused on one species of fish,” Frese said, “it is part of a broader ecosystem that ...