For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living ...

Mussels are fascinating because of their life histories, carried out on river bottoms ... and empty shells serve as nesting sites for small fish like darters. Unfortunately, for all their allure, ...

Small freshwater fish who live near the bottoms of clean, flowing rivers over gravel substrate, they feed on insects and worms and are only found in the Mobile River Basin of northern Alabama. Coal ...

In a pond off the beaten path in Grand Rapids, hundreds of dead fish — carp, bluegill and bass — are piled up against a ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, ...

To attract fish, mussels have developed very ornate lures that resemble small prey fish ... mussel now has a very small population in the river. Federally Listed Endangered Species Six species of ...

These freshwater giants have greenish ... catches and the closure of fisheries, as the fish only remained in the Great Lakes, and only in small numbers. In addition to overfishing, the highly ...

The olive perchlet, a small oval-shaped fish with large eyes ... was rediscovered after it was presumed to be extinct. The freshwater species was absent for over eight decades, with the last ...

Few freshwater fish can match the size of the Mekong giant catfish, which can exceed 10 feet and weigh over 660 pounds. Native to the Mekong River, this gentle giant feeds on plankton rather than ...