Researchers identified a new freshwater fish species in South Africa after years of genetic testing and analysis.

Scientists used AI to analyze 10,631 freshwater fish species and found that stable, connected rivers are critical for ...

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 ...

Whether it's redfin pickerel in the Kennebec River or sturgeon in the Great Lakes, nearly one-third of freshwater fish species are facing possible extinction, threatening food supplies, ecosystems and ...

A search for a fish lost to extinction led to a brand-new species hiding in a South African river.

Often unassuming and cloaked in dull shades of brown or gray, freshwater fish have long been overlooked when it comes to conservation. It’s come at a cost, with as many as a third of global ...

A dozen fish pulled from a South African river sparked years of debate before being confirmed as a new species.

Scientists recently described two new-to-science species of freshwater fish from the Philippine island of Palawan: Rhinogobius estrellae and Rhinogobius tandikan. The tiny, blue-spotted fish are ...

Species numbers alone do not fully capture how ecosystems are changing. In a global study, scientists analyzed long-term data ...

Scientists discovered 212 freshwater fish species in 2021, according to a new report by the conservation organization Shoal. At a time when we hear so much about animals going extinct, the report is a ...

Have you ever thought about adding an aquarium to your home? They can be a fantastic addition to any household or workspace.

The largest freshwater fish in North America, which was once abundant in California’s major rivers and San Francisco Bay, has declined in numbers to a point that state officials will consider whether ...