The invasive sea lamprey brought Great Lakes fishing to its knees in the fifties and sixties, until local communities and ...

Left unchecked, sea lamprey populations can decimate native fish species, causing widespread ecological and economic harm. The mouth of a sea lamprey, full of sharp, horn-shaped teeth, makes it an ...

A new documentary comes out in late January, outlining the severe impact the invasive species had on fish populations until the late 1950s across the Great Lakes region.

Imagine a fishery where, in one year, 6 million pounds of fish were hauled in—only to plummet to a mere 400 pounds just four years later. What caused this?

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

A couple of assumptions are built into that optimistic forecast, including adequate staff and funding provided to the U.S. Fish and Wildlife Service to continue its sea lamprey control work and ...

A couple of assumptions are built into that optimistic forecast, including adequate staff and funding is provided to the U.S. Fish and Wildlife Service to continue its sea lamprey control work and ...

The Sea Lamprey This eel-like creature fastens itself to fish and sucks their blood. Within the past 25 years it has invaded Lake Huron and Lake Michigan and destroyed their teeming population of ...

Where the prow of most fish curves inward toward a small, proportionate mouth, the front of the sea lamprey flares outwards, like a toilet-bowl plunger. Inside the plunger, about 150 fangs radiate ...

LAKE HURON—An ancient predator, the sea lamprey, has resurfaced as a growing threat in the Great Lakes, sparking alarm among scientists and fishermen alike. This eel-like invader, unchanged for ...