COLUMBUS, Ohio (WCMH) — A study has revealed the effect of the COVID-19 pandemic on an invasive parasitic fish that wounds and kills Great Lakes native species like lake trout, whitefish, ciscoes, and ...

Sea lampreys, also known as "vampire fish," are a highly invasive species in the Great Lakes. The parasite latches on to a host and sucks out the blood and other vital body fluids. The pandemic ...

The Pacific lamprey is a prized food source for both marine mammals and the tribes of the Columbia River Basin due to its ...

Regularly we get questions about fish parasites. Last year a new parasite was discovered in the northeastern portion of Wisconsin in 10 lakes. Heterosporis, a microsposporidan parasite. The DNR is not ...

Parasitic isopods, particularly those within the family Cymothoidae, represent a remarkable example of host‐parasite coevolution in marine environments. These crustaceans attach to or embed themselves ...

Freshwater game fish in the U.S. now carry an exotic flatworm that can infect humans More than 90% of game fish like bluegill and largemouth bass tested carried the flatworms, called trematodes People ...