176 Dossier(s) trouvé(s) à l’emplacement "Région désignée des Gwich'in" (les projets pluriannuels sont regroupés):
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Radio tagging of broad whitefish (Coregonus nasus) on the Arctic Red River
chercheur principal:
Année(s) de permis: 1993
Résumé: The field work of this project will involve attaching radio tags or transmitters on 20 broad whitefish at a location approximately 40 km from the mouth of the Arctic Red River. The movements of these whitefish from September to the following June can then be monitored to determine their migration routes, spawning areas and overwintering areas. Data from the radio transmitters is collected by a s...


Methods development of acute toxicity testing using marine invertebrates from the Canadian arctic.
chercheur principal:
Année(s) de permis: 1993
Résumé: Clean and contaminated sediments, effluent and liquid municipal waste, and selected species of amphipods will be collected by government and non-government researchers as other field research is conducted. All collections will be shipped to the Beak laboratory for analyses. Testing will involve a measurement of the contaminants in the sediments as well as measuring the degree of toxicity that th...


Distribution, movements and relative abundance of dolly varden charr at the Big Fish River, NWT
chercheur principal:
Année(s) de permis: 1993
Résumé: This project will involve tagging charr and monitoring their movements. The fish will be tagged at the overwintering site in spring, before they start to migrate downstream. The fish with radio tags will be tracked every 4-6 weeks throughout the spring, summer and fall. Fish caught by the summer fishery at Shingle Point and having floy tags will be recorded. 100 charr each (mostly females) wil...


Monitoring dolly varden charr taken in domestic fishery by residents of Aklavik, NWT
chercheur principal:
Année(s) de permis: 1993
Résumé: In 1992, most charr fishing by Aklavik residents took place at Shingle Point and the town site in Aklavik (similar to fishing during the 1987-1991 closure). In this first year of the monitoring program, information will be collected on the total number of charr caught, harvest locations and characteristics of tagged fish....


Canadian Intersite Decomposition Experiment
chercheur principal:
Année(s) de permis: 1993
Résumé: Forestry researchers tend to study in detail their local forests yet for major issues such as global warming, it is necessary to conduct research over larger areas to understand impacts on Canadian forests and industry. This study attempts to better describe rates of decomposition and nutrient mineralization across Canadian forests in order to understand how forests are supplied with nutrients fo...


The Broad Whitefish Traditional Knowledge Ecological Study
chercheur principal:
Année(s) de permis: 1994 1993 1992
Résumé: Under the direction of the Aklavik and Inuvik HTA's, the research team will carry out interviews with Inuvialuit that are knowledgable about the broad whitefish and its fishery in the local waters. Data to be obtained include information on the traditional fishery, changes to this fishery, knowledge about the breeding and feeding habits, migrations, parasites and diseases, and effects of local en...


Hydroacoustic Survey of Migratory Coregonids in the Arctic Red River
chercheur principal:
Année(s) de permis: 1992
Résumé: The researchers will conduct a mobile hydroacoustic survey from a 20 ft. boat using a BioSonics dual-beam echo-sounder and recording system. A limited amount of gillnetting will be conducted to provide groundtruthing information for the acoustic data. Target strength analysis will also be conducted....


Broad Whitefish Pilot Tagging Project
chercheur principal:
Année(s) de permis: 1993 1992
Résumé: The researchers will assess the feasibility of tagging large numbers of broad whitefish in the Mackenzie River Delta. Various fishing gear will be tested to evaluate effectiveness for capture and release of fish. The tagging program may be used to train local natives in tagging methods and techniques. Recovery of tagged fish and/or tags will be effected through active recovery from Inuvialuit f...


Electrophoretic Studies of North American Halictid Bees
chercheur principal:
Année(s) de permis: 1992
Résumé: The researcher and his team will collect specimens of bees that belong to the subgenus Evylaeus (Family Halictid), which are small "ant-like" bees sometimes called "sweat bees." The researcher would like to determine how they are related to the European species, which, unlike the Evylaeus, are social in their behaviour. This study may shed some light on the evolution of social behaviour in bees....


Population Genetics Study of Northern Insect Populations
chercheur principal:
Année(s) de permis: 1995 1992
Résumé: The Scientists will collect insects, mostly Coleoptera (beetles). The specimens will be utilized for population genetics analyses of northern insect populations....


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