A parasitic invasive species threatens Great Lakes fish populations, $7B industry
The Great Lakes Fishery Commission reports a significant rise in sea lamprey populations across all five Great Lakes, following relaxed efforts since the COVID-19 pandemic. The invasive species, which feeds parasitically on fish, poses a threat to the regions $7-billion fishery. Sea lampreys, accidently introduced through shipping canals into the Great Lakes in 1921, use…