Another government cover up = We all know rotenone is what they use to capture THE CREATURE FROM THE BLACK LAGOON.
The true South American Invasive species.
Had an outbreak here in Florida in the 50’s don’t you know.
One got away:
Actually some decades later there was a colony of piranha getting established in the canals of Fort Lauderdale. They exterminated them with poison, copper sulfate, I think. But these fish are in a much larger area, not confined to canals. They probably will get established like the zebra mussels.