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

From field sites in Vietnam and the coast of West Africa to her laboratory in Washington, D.C., Kate Bemis applies her knowledge of fish diversity to support sustainable fisheries Naomi Greenberg Kate ...

A team has developed a technique to study how different fish species interact with each other in a coastal region, a breakthrough that helps explain the complex relationships among marine species and ...

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

Tuna, opah, and billfishes such as marlins and swordfish are among the 0.1% of fish species that are warm-blooded. Evidence by an international team of researchers led by UC San Diego’s Scripps ...

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