Fishery Agency Reports Drop in Adult Sea Lamprey Population in Lake Ontario

Group working to control vampire fish in Lake Huron says population is dropping

Invasive sea lampreys have been killing trout, salmon and other fish in Lake Huron for more than 70 years

Adult sea lamprey declining in Great Lakes: Great Lakes Fishery Commission

Lamprey abundances declined in four of the five Great Lakes during 2026

Fishery agency reports drop in adult sea lamprey population in Great Lakes

The invasive parasitic fish attack and kill a wide variety of native species

Fishery agency reports drop in adult sea lamprey population in Lake Ontario

The invasive parasitic fish attack and kill a wide variety of native species

Adult sea lamprey declining in Lake Huron: Great Lakes Fishery Commission

The invasive parasitic fish attacks and kills a wide variety of native species

Adult sea lamprey declining in Lake Superior, study finds

Lamprey abundances declined in four of the five Great Lakes during 2026