First the bad news: sea lampreys exceeded abundance targets in 2024 in all five Great Lakes. Now the silver linings: the findings weren't a surprise, the reason is well understood and the coming years ...

The U.S. and Canada collectively spend tens of millions of dollars per year to fight invasive, sport fish-attacking sea lamprey in the Great Lakes, a control effort that's spanned generations. But ...

Invasive sea lampreys still threaten the Great Lakes ecosystem and $5 billion fishing industry. Barriers and lampricides are effective lamprey controls, but new supplemental controls can help ...

The Great Lakes Fishery Commission is focused on sea lamprey control efforts across the state. The Chippewa River is an essential focus of their mission this summer; according to the Commission’s ...

One of the most significant invasive species threats to Great Lakes sportfish, sea lamprey, is on the decline after experiencing a surge during the COVID-19 pandemic, when efforts to control the ...

A new study shows that after sea lamprey control efforts were stopped or scaled back during the COVID-19 pandemic, the invasive species surged on the Great Lakes. Sea lampreys are a parasite, feeding ...