The Iowa Department of Natural Resources has received numerous reports of dead fish in lakes and ponds across Iowa as the ice cover disappears for another year. Winter fish kills have been reported at Swan Lake (Carroll), Badger Creek Lake … Continued
During the 2010-11 Winter season, Montana Fish, Wildlife & Parks (FWP) officials noticed yellow perch struggling and many others dead at the bottom of their holes. Winter fish kills are common in small prairie ponds in Eastern Montana, especially shallow … Continued
A fish die-off involving the species gizzard shad occurring in southeast Michigan is a natural event due to harsh winter weather conditions and a large year-class, according to the state’s Department of Natural Resources and Environment. The department received reports … Continued
Coal-tar-based pavement sealant is the largest source of polycyclic aromatic hydrocarbons (PAHs) found in 40 urban lakes studied by the U.S. Geological Survey. PAHs are an environmental health concern because several are probable human carcinogens, they are toxic to fish … Continued