Adult lamprey develop ring-shaped mouths, which they use to suck the blood from native fish. The number of invasive sea lamprey in the Great Lakes has gone down after regular control and treatment ...

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 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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. and Canada collectively spend tens of millions of dollars per year to fight invasive, sport fish-attacking sea lamprey in ...

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 ...

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 ...

WASHINGTON, DC — Invasive sea lamprey treatment across the Great Lakes may fall victim this year to the Trump administration’s aggressive moves to slash the federal workforce. Cuts to probationary ...

Add Yahoo as a preferred source to see more of our stories on Google. A photograph of a sea lamprey shows the teeth and suction mouth it uses to parasitize fish. First the bad news: sea lampreys ...

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 ...