The US Army Corps of Engineers is planning to barge 36 million gallons of fresh water daily into the lower Mississippi River near New Orleans as an expected saltwater intrusion from the Gulf of Mexico ...

Southeast Asia’s Mekong River is one of the world’s most diverse and productive freshwater ecosystems, home to more than ...

A small fossil reveals that the largest freshwater fish, Otophysans, emerged in the sea, not in rivers, changing the ...

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, ...