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

Whether it's redfin pickerel in the Kennebec River or sturgeon in the Great Lakes, nearly one-third of freshwater fish ...

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

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

The best types of fish for first-time owners are fuss-free, easy to maintain, and hardy. But just because they might be a dream to look after, it doesn’t mean they’re dull. In fact, many of the ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Salmon gets the stamp of approval from dietitians. But what other types of fish should you be eating? (Getty Creative) (Catherine ...