A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

Stefan Lovgren writes on how freshwater fish from the Arctic to Africa are endanged by climate change and the unpredictable ...

A small fossil reveals that the largest freshwater fish, Otophysans, emerged in the sea, not in rivers, changing the ...

In a world where most freshwater fish are lucky to see a decade, one species quietly pushes past 100 and can reach 120 years ...

Red Fish Blue Fish, a specialized online fish retailer based in Washington State, has expanded its inventory to include tropical freshwater fish species. The company, which is focused on rare and ...

A fisherman in northern Cambodia hooked what researchers say is the world’s largest freshwater fish — a giant stingray that scientists know relatively little about. The fisherman, 42, caught the ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

At first glance, a pet fish is a piece of cake. Yes, they are very chill pets compared to dogs and cats, but setting up their environment is where a lot of people flounder (lol!). For this reason, we ...

Piranhas are some of the most notorious freshwater fish species worldwide. They are well known for their keen and triangular teeth and powerful jaws. .

We may never really know precisely what the biggest fish ever caught was — or who caught it, or where. The world’s waters are deep and mysterious places, and the best fishermen are good at keeping ...