Stefan Lovgren writes on how freshwater fish from the Arctic to Africa are endanged by climate change and the unpredictable ...

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

Megan Bradley, lead mussel biologist with U.S. Fish and Wildlife Service, prepares to release mussels July 26, 2023, into the Mississippi River along Iowa’s eastern border. The wildlife service is ...

Many migratory species such as birds, bats, whales, and fish cross national borders to complete their lifecycle and need ...

The world has seven continents, but do you know the largest freshwater fish in each? These creatures show the incredible diversity of Earth's inland waters. Let's get amazed as we look at these ...

Infrastructure provides many benefits to society, such as allowing for the transportation of goods and services and giving access to work or recreation for communities. The construction of dams, for ...

In a world where most freshwater fish are lucky to see a decade, one species quietly pushes past 100 and can reach 120 years ...

Climate change is rapidly altering freshwater ecosystems — raising temperatures, altering flood pulses and oxygen levels — and driving complex, region-specific changes in how fish grow, migrate and ...

As the number of freshwater mussels continue to decline across North America, the U.S. Fish and Wildlife Service is seeking to designate critical habitat areas to protect the species. The service is ...