A river isn’t just a linear migration route for fish. This map shows the breadth of all the waterways (red) feeding into the Mississippi River, which is home to such migratory freshwater fishes ...

The map is based on EPA data from 2013 to 2015, in which the agency tested over 500 samples of fish from freshwater sources across the US. EWG researchers published their analysis of that data in ...

EWG has even created an interactive map showing where freshwater fish contaminated with PFAS have been detected and provides information on what species of fish have been contaminated with what ...

More than 90% of popular freshwater fish in Southern California are carrying human-infecting parasites, researchers say. This poses a significant danger for those who like to eat freshly caught ...

Few freshwater fish can match the size of the Mekong giant catfish, which can exceed 10 feet and weigh over 660 pounds. Native to the Mekong River, this gentle giant feeds on plankton rather than ...

Massachusetts residents and visitors can fish license-free in any public freshwater location on June 7 and 8. All other fishing regulations, such as catch limits and size restrictions, remain in ...