26 record(s) found with the tag "limnology" (multi-year projects are grouped):
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Improving Habitat Connectivity to Enhance Productive Capacity of Arctic Freshwater Ecosystems
Principal Investigator: Tonn, William
Licensed Year(s): 2014 2013 2012 2011 2010 2009
Summary: The objectives of this research project are: to study the freshwater ecology, hydrology, and hydraulics of small lakes and streams in the Lac de Gras basin before habitat modification; to monitor the changes in ecosystem productive capacity resulting from habitat modifications designed to increase habitat connectivity and fish passage; and to assess the effectiveness of such habitat modifications ...


Degradation of dissolved organic carbon in Mackenzie Delta lakes and river channels
Principal Investigator: Tank, Suzanne E
Licensed Year(s): 2013 2012
Summary: This study will examine the solar degradation of riverine dissolved organic carbon (DOC) to carbon dioxide (CO2) throughout the Mackenzie River Delta. During the spring runoff peak just before summer solstice, ice-jam flooding inundates the Delta with river water, which spreads out in a relatively thin layer over an extended area and is exposed to 24-hour Arctic sunlight. This water is then slowly...


Biophysical Baseline Studies in Support of the Izok Project
Principal Investigator: Trusler, Scott
Licensed Year(s): 2012 2008
Summary: The objectives of the research studies are the following: refine understanding of baseline conditions; provide input to design mitigation; evaluate potential changes in the environment in relation to the Izok Project; and contribute to the ongoing data collection of the Arctic environment. The Minerals and Metals Group (MMG) Canada team of environmental consultants will collect and review exist...


The Arctic Great Rivers Observatory
Principal Investigator: Holmes, R. Max
Licensed Year(s): 2024 2023 2022 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009
Summary: The Arctic Great Rivers Observatory project studies the six largest rivers in the Arctic; the Mackenzie and Yukon Rivers in North America and the Ob', Yenisey, Lena, and Kolyma Rivers in Russia. The research team is interested in how climate change is impacting Arctic rivers. The team will make measurements of the concentration of naturally-occurring chemicals (like carbon and nitrogen) and try t...


Hydrological Studies, Mackenzie Delta Region
Principal Investigator: Marsh, Philip
Licensed Year(s): 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
Summary: The objectives of this project are: (1) to develop improved understanding of, and ability to predict, snowcover formation and melt, as well as stream discharge in northern regions, and (2) to develop an improved understanding of, and ability to predict, water levels in the lakes and channels of the Mackenzie Delta. These will allow a better understanding of the impact of climate change and/or natu...


Ecological Assessment Field Work for Lue Túé Sulái (the Five Fish Lakes) Candidate Cultural Conservation Area
Principal Investigator: Haas, Claudia A
Licensed Year(s): 2012 2011
Summary: This project is to fill gaps in ecological information on a Candidate Protected Area while it makes its way through the NWT Protected Areas Strategy (PAS) process. This information will be used by the working group to make recommendations on final boundary and management planning for the area. The study will be done at the same time as a study on mercury in fish being conducted by the Dehcho F...


2011 Baseline Studies for Avalon Rare Metals Inc. Proposed Thor Lake Rare Earth Element Project - Surface Water Hydrology and Climate
Principal Investigator: Lawson, Nick
Licensed Year(s): 2011 2010 2009
Summary: The goal of the 2011 Surface Water Hydrology & Climate program at Thor Lake is to collect additional data that describes the existing surface water and climate conditions at the Thor Lake Property. This information is required for continued baseline monitoring, environmental assessments and water management plans for the area. Data obtained will help determine a quantitative description of the ann...


Hydro-ecological Responses of Arctic Tundra Lakes to Climate Change and Landscape Perturbation
Principal Investigator: Wrona, Frederick J
Licensed Year(s): 2011 2010 2009
Summary: The overall objective of this study is to develop a model that can be used to look at the vulnerability of small arctic lakes and ponds to changing climate. Lake Ice Study: Lakes 5A, 5B and Noell Lake (MAP-2 of the original licence application) will be visited in mid-April to measure lake ice. Holes will be made in the ice using an ice corer. Ice thickness and composition will be determined by...


Arsenic speciation in Yellowknife Lakes during spring bloom
Principal Investigator: Reimer, Kenneth J.
Licensed Year(s): 2010
Summary: The objectives of this research are to: 1. Determine total arsenic and arsenic species in water from Kam Lake and Meg Lake, 2. Determine total arsenic and arsenic species in porewater (which is a link between sediments and overlying water) from Kam Lake and Meg Lake, 3. Determine plankton communities, and total arsenic and arsenic species in plankton fractions, 4. Determine arsenic in food sou...


De Beers Snap Lake Mine - 2010 Environmental Monitoring Program
Principal Investigator: McCallum, Dee
Licensed Year(s): 2021 2020 2019 2018 2017 2016 2015 2014 2012 2011 2010 2009 2008 2007 2006 2005 2004 2002 2001 2000 1999
Summary: The environmental monitoring program will cover an assessment of aquatics (benthic invertebrates, fish, water quality, plankton, and sediment quality), hydrology, geochemistry and North Pile environmental inspection & geotechnical assessments, wildlife, vegetation, air quality and archaeology. The aquatics program involves the monitoring of; water quality, sediment quality, zooplankton, phytopl...


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