Although carnivorous fish have long been important in aquatic ecosystems, one invasive and aggressive predator has been ...
30, 2019 3:28 p.m. The Pennsylvania Fish and Boat Commission confirmed Monday that an invasive species, the northern snakehead fish, was recently caught in the Monongahela River. It is the first ...
The northern snakehead ... fish is native to China, southern Siberia, and North Korea, where it is fished and occasionally raised for food. But it’s also been introduced around the world ...