Great Lakes sea lamprey crackdown enters new 5-year phase

Great Lakes sea lamprey crackdown enters new 5-year phase

Sea lampreys, which latch onto fish and feed on their blood, have been one of the biggest threats to lake trout, whitefish and other native species.

New lamprey control tactics to expand across Great Lakes tributaries

Great Lakes fishery managers are moving a suite of new sea lamprey control tools into broader use after early tests sharply reduced reproduction of the invasive predator in several rivers. […]