Researchers are keeping an eye on the situation. Experts issue warning after observing dramatic shift in key fish species: ...

A UC San Diego’s Scripps Institution of Oceanography study published Tuesday found that more than 90% of freshwater game fish ...

The Great Lakes have been victimized by invasive populations of mussels for years. The zebra and quagga mussels are a danger ...

Golden mussels are spreading rapidly, disrupting ecosystems, displacing native species clogging water treatment systems and ...

The biggest source of salty freshwater in D.C. and other major northern inland cities is an overapplication of road salt to ...

The parasites are called trematodes. Two species of the flatworms were discovered in California’s freshwater fish, according ...

A UC San Diego study finds that more than 90% of freshwater game fish in Southern California had parasites capable of ...

Nearly all freshwater game fish at popular recreational fishing areas in Southern California have been exposed to invasive ...

A new study by UC San Diego's Scripps Institution of Oceanography reveals a startling finding: More than 90% of popular ...