As they swim around, fish leave DNA fragments behind them, for example via their skin or their excrements. Once collected and analyzed, these indicators allow scientists to determine all the species ...

The Mekong River, a global freshwater biodiversity hotspot, has suffered from intensive barrier construction, resulting in major challenges in safeguarding its fauna. Here, we provide a comprehensive ...

In the Anthropocene, non-native freshwater fish introductions and translocations have occurred extensively worldwide. However, their global distribution patterns and the factors influencing their ...

Three species of mussels that live in the Guadalupe River have been added to the endangered list, the U.S. Fish and Wildlife Service says. The Guadalupe fatmucket, Guadalupe orb and false spike have ...

The fish has been labeled as endemic.

After decades of research, a fish known to be unique to the Savannah River is officially classed as a new species of bass!

A research paper authored by a researcher at Shedd Aquarium and published in Journal of Great Lakes Research assesses the fish species that spawn in the Chicago River to sustain and support resilient, ...

The ‘megafish’ living in southeast Asia’s Mekong River once faced extinction. A new rapid response system is helping reverse ...

A group of wildlife biologists recently made a rare discovery after finding a fish thousands of miles away from where it was spawned. The Aquatic Invasive Species Crew from the Kansas Department of ...

In the past 15 years, wildlife officials have removed 50 million pounds of invasive carp from the Illinois River. That’s equivalent to roughly 5,000 elephants. The removal is part of a broader and ...