Krista K. Bartz Daniel Young Sarah M. Laske 2026 Mercury contamination can pose threats to fish, wildlife, and people. Methylmercury, found in fish, can be particularly detrimental, especially to children. This study explores the sources and concentrations of mercury and proposes how people can become aware and limit their exposure. application/pdf en National Park Service Investigating the role of lake environments and food chains on the transfer of mercury to lake trout article