8 dossier(s) trouvé(s) portant l’étiquette "fisheries assessment" (les projets pluriannuels sont regroupés):
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Selwyn Project Fisheries Baseline Study
chercheur principal: Essar, Natasha
Année(s) de permis: 2008
Résumé: The objective of this study is to determine fish presence, distribution and abundance in water bodies in the Project area. The age/size frequency distribution, wintering habitat and spawning habitat will be examined, and the metal burdens determined, along with fish presence and distribution along road and bridge crossings. The study will use a combination of methods including minnow traps, fyk...


Baker Creek Fish Monitoring Plan
chercheur principal: Mitchell, Bill
Année(s) de permis: 2007
Résumé: The objectives of this study are to: - Determine the number of adult Arctic grayling, suckers, and northern pike spawning in Baker Creek; - Describe spawning habitat throughout Baker Creek; - Provide evidence of successful spawning by observing and capturing recently emerged YOY (young-of-year); - Observe and describe habitat use by YOY while in Baker Creek prior to outbound migration; - Dete...


Discovery Mine Aquatic Studies
chercheur principal: Hamm, Sharleen
Année(s) de permis: 2006
Résumé: Proposed work includes an aquatic study and risk assessment. Sampling will occur over a two week period in mid-August. Samples will be collected with gill nets. Target species include lake trout and northern pike. Tissue samples from fish representing all age classes will be collected (up to twenty fish per species per lake). Sediment and benthic invertebrate samples may also be collected, dependi...


Fish health and population assessment adjacent to Diavik mining activities on Lac de Gras.
chercheur principal: Gray, Michelle A
Année(s) de permis: 2005
Résumé: Research team members will be transported to site via Diavik air charters. Field collections will be conducted from boats provided by Diavik. The different collection gear types will be gillnets, trapnets, and angling. The target sample sizes at each of three sites will be a maximum of 100 lake trout, and 100 whitefish or cisco (to be determined based on catch success rates). Twenty fish of eac...


Baseline Survey of Environmental Conditions in North Pond and L-Shaped Lake, Colomac Mine
chercheur principal: McGurk, Michael
Année(s) de permis: 2005 2004
Résumé: Colomac Gold Mine was closed in 1996 and is now under the care and maintenance of INAC. Mine water is accumulating in the Tailings Containment Area (TCA) and the mine pits and will have to be released to the environment within a few years. Under the reme...


Diavik Diamond Mines Inc. Blasting Effects Study
chercheur principal: Wytrychowski, Scott I
Année(s) de permis: 2004 2003
Résumé: This study will assess the effects of blasting activity associated with proposed mining activities at the Diavik Diamond Mines Inc. Lac de Gras mine site, for which explosives would be used as the primary method of excavating rock. The resulting explosi...


Aquatic Environmental Effects Monitoring - Flat River at CanTung Mine
chercheur principal: Hoos, Rick
Année(s) de permis: 2012 2009 2002
Résumé: This work is being done to assist with the development of a future aquatic effects monitoring program for the mine that will meet the terms of the recently promulgated federal Metal Mining Effluent Regulations. The survey data will be provided in support...


Colomac Mine Abandonment and Restoration Plan - Fisheries Component
chercheur principal: Thomas, Craig J
Année(s) de permis: 2000
Résumé: This is a preliminary fisheries study to confirm 1989 baseline studies and to assist in impact assessment for Abandonment and Restoration (A & R) Plan for site closure. The researchers will conduct habitat assessments along drainages of Steeves Lake and Indin River (i.e. fish habitat mapping, assessment of habitat potential, 'spot check' confirmation of fish communities, the collection of instant...


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