First comprehensive assessment of the world’s freshwater fish species reveals that 25% are at risk of extinction. Climate change threatens a growing number of species, from freshwater fishes to ...

In a world where most freshwater fish are lucky to see a decade, one species quietly pushes past 100 and can reach 120 years or more without the usual signs of decline. That astonishing lifespan ...

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 ...

The World's Forgotten Fishes report is a celebration of freshwater fishes – and it’s a call to action too. Rivers, lakes and wetlands are among the most biodiverse places on earth. They cover less ...

Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The new species, Acronichthys maccognoi, shows early ...

BANGKOK — The world's largest recorded freshwater fish, a giant stingray, has been caught in the Mekong River in Cambodia, according to scientists from the Southeast Asian nation and the United States ...

A new global study reveals an average 81% decline in migratory freshwater fish populations between 1970 and 2020. Habitat loss, degradation and overfishing are the main threats to migratory fish, ...