Freshwater jellyfish have quietly spread through lakes and reservoirs around the world, yet most people still mistake them ...

A new study published in the journal People and Nature reveals a significant gap in public awareness regarding one of the world's most widespread invasive species: the freshwater jellyfish ...

Freshwater mammals vary dramatically in size depending on the continent they inhabit. This video ranks all seven continents by their largest native freshwater mammal, moving from the smallest to the ...

WASHINGTON (AP) — Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction, according to new research published Wednesday. "Huge rivers like the ...

Freshwater ecosystems across the world are in distress. As scientists better comprehend the extent to which lakes, ponds, rivers and marshlands—and the animal and plant life they support—are suffering ...

A sweeping global report finds that migratory freshwater fish are in steep decline, with populations down roughly 81% since 1970. These species depend on long, connected rivers, but dams and human ...