Principal Investigator:Chételat, John Licensed Year(s):
2015
Summary:
The main objective of this study is to investigate the ecosystem health of Yellowknife Bay. We will address the following questions through a field study:
1) What is the quality of water and sediment in Yellowknife Bay (focusing on metals, nutrients and cyanobacteria)?
2) What are the main sources and transport pathways of metals accumulating in the food web of Yellowknife Bay?
3) How much of ...
Principal Investigator:Chételat, John Licensed Year(s):2014
2013
Summary:
Recent increases in fish mercury concentrations in the Mackenzie River basin are an environmental and human health concern. In several cases, new fish consumption advisories have been released by the NWT Health and Social Services for some lakes in the NWT. It remains unclear what processes are driving these trends in metal bioaccumulation. Two dominant hypotheses are: 1) new sources of long-range...