A fisherman shared what it's like to catch an illegal fish that has made a harmful mark on U.S. ecosystems. "This is a 50-pound bighead carp, and it's officially the most invasive fish in the United ...

A routine night of bowfishing for invasive snakehead on the Bush River took a turn when a group of Harford County fishermen spotted a nearly 4-foot fish, native to southern Gulf States like Texas, ...