"The Great Lakes will never go back to what they were 200 years ago," he said. "After 60 or 70 years of trying to control sea lamprey, we control them every year, but we still haven't eradicated ...

The invasive sea lamprey was chomping through the North American region’s native fish, until scientists made a fortuitous discovery. Sea lampreys, native to the Atlantic Ocean, began spreading ...

CLEVELAND, Ohio - The highly successful Sea Lamprey Control program, charged with eradicating the invasive fish from around the Great Lakes, is in peril. At risk are $7 billion sport and ...

But by 1938, sea lampreys had officially been identified in all five Great Lakes—a spread that baffled scientists and led to the dramatic loss of lake trout, whitefish, and perch populations. In their ...

The Great Lakes sea lamprey control program will proceed this year, though delayed, after U.S. President Donald Trump's administration was recently ordered to reinstate more than a dozen federal ...

A new documentary released to streaming services on Jan. 31, 'THE FISH THIEF: A Great Lakes Mystery' tells the story of the sea lamprey's rise and fall on the lakes.

That's the number of aquatic non-native species that have made their way into the Great Lakes as of 2023 – at least the ones that scientists have identified. About one-third of the species have ...

As sea lamprey Great Lakes populations peaked at about 2.5 million in the mid-1900s, they were killing 100 million pounds of Great Lakes fish per year.

Sea lampreys are an invasive, parasitic fish that entered the Great Lakes in the 1920s through shipping canals. Lampreys decimated fish populations before the U.S. and Canadian governments began ...