Sea lampreys are making a comeback in the Great Lakes and threatening fish populations with their 'vampire-like' feeding habits ...

Officials at the Great Lakes Fishery Commission said this is likely due to a disruption in control methods during the ...

Sea lampreys are an invasive fish that entered the upper Great Lakes accidentally through shipping canals starting in the 1920s. Sea lampreys feed on the blood and body fluids of fish by attaching ...

Lamprey larvae live in some tributaries where they transform to parasitic juveniles that migrate into the Great Lakes and kill a variety of fish. Infested tributaries are treated with lampricides on a ...

SAULT STE. MARIE — For the first time in decades, the sea lamprey population in all five Great Lakes is on the rise. Officials from the Great Lakes Fishery Commission recently warned of the ...