News Release: Elevated Levels of Mercury Found in Fish in Western U.S. National Parks
From the U.S. Geological Survey (USGS):
“Mercury has been discovered in fish in some of the most remote national park lakes and streams in the western United States and Alaska. Mercury levels in some fish exceeded U.S. Environmental Protection Agency health thresholds for potential impacts to fish, birds, and humans.
“The information about mercury, and its appearance in protected areas considered to be relatively pristine and removed from environmental contaminants, is in a recently published scientific report from the U.S. Geological Survey and National Park Service.”
Read more from the USGS news release