They glide through the water with the serenity of age. Some were born before World War I, others during the Great Depression.

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

The Bloomfield River cod, found in a far north Queensland river catchment, is the world's only tropical freshwater cod and ...

Southeast Asia’s Mekong River is one of the world’s most diverse and productive freshwater ecosystems, home to more than ...

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 ...

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 ...

Killed by algae blooms and dwindling from dams and droughts, the largest freshwater fish in North America is at risk in California. Last week, wildlife officials took the first major step toward ...

Whether a caught fish is released back into the water or removed for consumption depends on more than just the fish species ...