A new documentary released to streaming services on Jan. 31, 'THE FISH THIEF: A Great Lakes Mystery' tells the story of the ...

Sea lampreys abounded in all Great Lakes in 2024 after treatment was limited during COVID. But the parasitic, invasive fish are expected to decline.

Lake Superior and Lake Ontario saw the largest increases in sea lamprey numbers, while lakes Michigan, Huron, and Erie showed stabilization due to resumed control efforts. The number of sea ...

By the late 1930s, lampreys had made their way to Lake Michigan and Lake Superior, too. Lampreys are blood-sucking eel-like creatures without any bones. They have suction-cup mouths with ...

Sea lampreys were first observed in Lake Erie in 1921, in Lake Michigan in 1936, in Lake Huron in 1937 and in Lake Superior in 1946, according to the fishery commission. Through the mid-1900s ...

A sea lamprey wound is visible on the flank of a lake trout caught in June 2022 in Lake Michigan near Sheboygan, Wisconsin. Paul A. Smith How does the Commission track lamprey numbers? Sea lamprey ...

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 ...