26 record(s) found with the tag "lake trout" (multi-year projects are grouped):
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Monitoring of mercury, flame retardants and other chemicals in lake trout and cisco from Great Bear Lake
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2022 2021
Summary: This licence has been issued for the scientific research application No.5359. This study is designed to find out whether contaminant levels are changing in fish (lake trout and cisco) in Great Bear Lake. Of particular interest is mercury. It complements ongoing fish population studies being conducted by the Department of Fisheries and Oceans on Great Bear Lake and contributes to Deline's resear...


Spatial and long-term trends in persistent organic contaminants and metals in fish from the Northwest Territories
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2023 2022 2017 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005
Summary: This licence has been issued for the scientific research application No.5350. The purpose of this study is to continue to investigate whether contaminant (mercury, other metals, persistent organic contaminants) levels are changing in fish in the Northwest Territories with a focus on Great Slave Lake. The research team plan to arrange collections of lake trout from the Hay River area and Lutsel ...


Monitoring of mercury, flame retardants and other chemicals in lake trout and cisco from Great Bear Lake
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2023 2021 2020
Summary: This licence has been issued for the scientific research application No.5046. This study is designed to find out whether contaminant levels are changing in fish (lake trout and cisco) in Great Bear Lake. Of particular interest is mercury. It complements ongoing fish population studies being conducted by the Department of Fisheries and Oceans on Great Bear Lake and contributes to Deline's resear...


Giant Mine – 2021 Large Bodied Fish Tissue Program
Principal Investigator: Markey, Andrea
Licensed Year(s): 2021
Summary: This licence has been issued for the scientific research application No.5013. The main objective of the 2021 Giant Mine Large Bodied Fish Tissue Program is to update the dataset for large-bodied fish tissue chemistry in the area. The fish survey will focus on fish species that are thought to be frequently consumed by people in the area. This work is to supplement baseline data for Aquatic Effec...


Spatial and long-term trends in persistent organic contaminants and metals in fish from the Northwest Territories
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2020 2019
Summary: This licence has been issued for the scientific research application No.4818. This research will investigate whether contaminant levels are changing in fish in Great Slave Lake which the team have been studying since the early 1990s. The research team plan to work with commercial fishery and community collected lake trout from the Hay River and Lutsel K’e areas, burbot from the Lutsel K’e and F...


Spatial and long-term trends in persistent organic contaminants and metals in lake trout and burbot from Great Slave Lake
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2018 2016
Summary: This study is continuing to investigate whether contaminant levels are changing in fish in Great Slave Lake which the team have been studying since the early 1990s. The research team will collect lake trout from the Hay River and Lutsel K’e areas. The team will also plan to collect burbot from the Lutsel K’e and Fort Resolution areas of Great Slave Lake, and northern pike from the Fort Resolution ...


Monitoring of mercury, flame retardants and other chemicals in lake trout and cisco from Great Bear Lake
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2016 2015 2014 2013
Summary: This study is designed to find out whether contaminant levels are changing in fish (lake trout and cisco) in Great Bear Lake. The research team require fall-caught fish for this study. Twenty whole lake trout and 20 whole cisco of a range of sizes are required from Great Bear Lake. The fish will be frozen immediately after capture and shipped to Environment and Climate Change Canada (ECCC)-Sask...


Lake trout diversity in Great Bear Lake: do deep-water forms exist?
Principal Investigator: Muir, Andrew M
Licensed Year(s): 2012 2010
Summary: The objective of this project is to sample known and newly discovered deepwater (>50 m) habitats southwest of the Narakay Islands and within the McTavish Arm to determine if a deepwater humper or siscowet lake trout form occurs. Data on the occurrence and characteristics of deepwater lake trout forms from Great Bear Lake will fill in gaps in this North American lake trout dataset. Currently it is ...


The biology and ecology of sympatric polymorphic lake trout, Salvelinus namaycush, in Great Bear Lake, NorthwestTerritories.
Principal Investigator: chavarie, Louise
Licensed Year(s): 2011
Summary: The objectives of this research project are: 1) to document traditional and local knowledge of the existence and ecology (i.e., distribution, movement, habitat, diet and morphology) of different lake trout morphotypes in Great Bear Lake, NWT; 2) to gain better understanding of lake trout ecology by working with traditional knowledge, local knowledge, and scientific information; and 3) to make t...


Biological Studies of Waters Along the Proposed Mackenzie Gas Project Pipeline Route - Sahtu Settlement Region
Principal Investigator: Evans, Marlene S.
Licensed Year(s): 2008
Summary: The research will examine streams possibly affected by the proposed Mackenzie Gas Project pipeline, and streams that can serve as future control/reference sites. Measurements of stream nutrients, metals in stream water, water quality (DO, pH, conductivity, etc.), stream characteristics (flow, width, depth, etc.) and aquatic invertebrate abundance/species composition will be completed. Possible t...


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