More than 90% of popular freshwater game fish in Southern California contain an introduced parasite capable of infecting humans, according to a new study by researchers at UC San Diego's Scripps ...

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 ...

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 ...

If you liked this story, share it with other people. Climate change is rapidly altering freshwater ecosystems — raising temperatures, altering flood pulses and oxygen levels — and driving complex, ...