Browsing by Subject "Methylmercury"
Now showing items 1-4 of 4
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Impacts of invasive spiny water flea (Bythotrephes cederströmii) on Walleye (Sander vitreus) mercury accumulation, ecosystem biomagnification, and bioenergetics
(2023)An evolving threat to freshwater ecosystems is invasive species. The spiny water flea (Bythotrephes) is an invasive zooplankter well known for its severe negative impacts on native freshwater zooplankton, but some knowledge ... -
The Influence of wetlands and watershed geology on lake chemistry of five remote lakes in Northwestern Ontario
(2012-11-10)In chapter 1 of this study the relationship between spatial, chemical, and biological factors and their influence on mercury concentration s in walleye were examined. Water, sediment, and fish tissue samples were collected ... -
Microbial methylation of mercury in the North Harbour of Lake Superior
(2019)Mercury is a known contaminant in the North Harbour of Lake Superior due to the decommissioned “Thunder Bay Fine Papers” pulp and paper mill. The cause for concern for organisms in the lake and for humans occurs when ... -
A review of forestry’s impacts on methylmercury in aquatic ecosystems and recommendations for best management practices in Ontario’s boreal forest
(2023)Mercury contamination in freshwater fish of Northern Ontario is exceeding levels safe for consumption and is negatively impacting remote communities. This literature review examines the impacts of specific forest operations ...