Invasive Scud Is Threatening the Great Lakes. Pollution Might Be Helping to Keep It Back.
2025-11-28
Long-polluted waterways near Chicago are part of a system of natural and manmade barriers keeping invasive crustaceans at bay, a recent study suggests. By K.R. Callaway Through the murky waters of the Illinois River, scud have been moving steadily toward Lake Michigan. Scientists suggest the tiny crustaceans, an invasive speciesContinue Reading