These are the world’s longest-lived freshwater fish. Some reach 127 years old, a feat previously thought impossible for ...

The lake sturgeon, with its sleek shape and rows of bony plates on its sides, looks a bit like an armored torpedo. These freshwater giants ... help the fish to locate bottom-dwelling prey, such ...

A community of rare fish enthusiasts collects endangered species of freshwater fish from lakes and springs around the world, ...

The Mekong giant catfish is the official freshwater ... how the fish move, the Mekong giant catfish is believed to spend much of its time feeding in Cambodia’s Tonle Sap Lake and then migrating ...