‘After the spraying of Diquat into the river, people have started noticing disturbing changes, massive die-offs of fish, disintegrated turtle shells, and fish beaching themselves in shallow waters.” New in 2025, the U.S. Army Corps of Engineers (with approval from the EPA) began applying diquat dibromide-a powerful herbicide banned in Europe-into waterways (via injection rather than spray) in at least 12 sites along the Connecticut River to control the invasive aquatic plant hydrilla Really, these are Chem China deals with a lot of government officials getting filthy rich “This isn't just about controlling invasive species anymore, it's poisoning the very soul of the river. What they're calling management looks a lot more like destruction”