Stream sediment methylmercury as a dominant source to stream water loading in small, boreal forest catchments

Carl P J Mitchell1, Vaughn Mangal1,2, Haiyong Planck Huang3, Wai Ying Lam1, Erik Emilson4 and Rob Mackereth5, (1)University of Toronto Scarborough, Physical and Environmental Sciences, Toronto, ON, Canada, (2)Brock University, Chemistry, St Catharines, ON, Canada, (3)University of Toronto Scarborough, Department of Physical and Environmental Sciences, Scarborough, Canada, (4)Natural Resources Canada, Great Lakes Forestry Centre, Sault Ste. Marie, Canada, (5)Ontario Minitry of the Environment, Center for Northern Forest Ecosystem Research, Thunder Bay, Canada