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 ...

309 new species of freshwater fish were identified by scientists around the world in 2025, the highest number in a single year since 2017 and third-highest since scientists began keeping records in ...

Some of the longest, most important migrations of species on Earth are happening beneath the surface of the world's rivers and many are rapidly collapsing, according to a major new assessment by the ...

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 ...

“In the face of declining migratory freshwater fish populations, urgent collective action is imperative,” said Michele Thieme, Vice-President Freshwater, WWF-US. “Prioritizing river protection, ...

If you liked this story, share it with other people. Migratory freshwater fish have declined by an estimated 81% since 1970 yet remain largely overlooked in global conservation policy. At the latest ...