Mercury in Soils, Lakes, and Fish in Voyageurs National Park (Minnesota):? Importance of Atmospheric Deposition and Ecosystem Factors Date Issued 2006 Author Wiener, James G Knights, B. C. Sandheinrich, Mark B Jeremiason, J. D. Brigham, Mark E. Engstrom, Daniel R. Woodruff, Laurel G Main Topic Surface Water Water Conveyance & Hydraulics Water Education, Outreach & Community Capacity