Piranha is a general name used to describe a group of freshwater fish with a fearsome reputation when it comes to feeding.

Researchers at UC San Diego’s Scripps Institute of Oceanography say they found two types of parasitic flat worms, or ...

A UC San Diego study published Tuesday found that more than 90% of freshwater game fish in Southern California had parasites ...

The freshwater fish is a common pet since it is relatively easy to care for. When given proper care, betta fish can live for a while. In captivity, betta fish typically live two to five years ...

These unique fish are usually found in shallow ocean ... Some species of pufferfish live in fresh water or in brackish water, where fresh water from lakes and rivers meets ocean salt water.

These are the world’s longest-lived freshwater fish ... of failure recruitment collapse. But the fish themselves have evolved a workaround: live long enough to wait for rare windows when ...

Nearly all freshwater game fish at popular recreational fishing areas in Southern California have been exposed to invasive ...

These five made our list of the prettiest fish in fresh water. / Ken Baldwin If you asked ... including the widespread brook trout. Brookies live in cold, clear streams. Originally found in ...

These are bigmouth buffalo fish, and they are the world's longest-lived freshwater fish. Some live for over 100 years. Every year, these huge fish – which can weigh more than 50lb (23kg ...

A new study by UC San Diego's Scripps Institution of Oceanography reveals a startling finding: More than 90% of popular ...

A new study published in Nature on Wednesday finds that nearly 25 percent of freshwater fauna—including species of fish, dragonflies ... animals tend to live alongside threatened terrestrial ...