34 dossier(s) trouvé(s) portant l’étiquette "reproduction" (les projets pluriannuels sont regroupés):
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Breeding Biology of the Harris' Sparrow and White-crowned Sparrows in the Thelon Game Sanctuary, N.W.T.
chercheur principal: Norment, Christopher
Année(s) de permis: 1991 1990
Résumé: The Researcher will continue to study the breeding biology of the Harris' Sparrow and White-crowned Sparrow. He will collect both physical and genetic information which include factors such as weather, food supply, nest-site, predators, number of eggs, breeding cycle and condition of females....


Population Dynamics of the Collared Lemming
chercheur principal: Krebs, Charles
Année(s) de permis: 1993 1992 1991
Résumé: The Researcher and team will continue to study collared lemmings, the most widespread mammaliam herbivore on the Canadian arctic tundra....


Ringed Seal Biology
chercheur principal: Stewart, Robert E.A.
Année(s) de permis: 1992 1990
Résumé: This study involves the weighing, measuring and sampling of ringed seals which are harvested during normal hunting activities around Pangnirtung. Sampling includes the collection of various tissues and organs. This information will be used to estimate how quickly the ringed seal population replaces harvested animals....


Genetic Variation in Arctic Populations of Moss
chercheur principal: Innes, David J.
Année(s) de permis: 1990
Résumé: The Researcher will investigate the relative contribution of two processes ( growth by adding new shoots from existing stems or new reproduction) for increasing the population size in a species of moss growing in the Iqaluit area....


Akpatok Study 1987: Thick billed Murre Colony
chercheur principal: Chapdelaine, Gilles
Année(s) de permis: 1993 1987
Résumé: To gather as much information as possible on the reproductive biology and ecological requirements of thick-billed murres breeding at Akpatok Island in an attempt to predict the effects of environmental changes....


Reproductive Biology of Saxifragg stellaris v. comosa.
chercheur principal: Hudson, Jr., W.D.
Année(s) de permis: 1987
Résumé: To collect and sample living specimens of reproducing Saxifraga stellaris var. stellaris and the asexually reporoducing S. stellaris var. comosa. Material for anatomical and morphological study will also be collected and preserved. Information provided by field study and subsequent laboratory study will help to further elucidate the origin of the peculiar form of asexual reproduction exhibited b...


Behavioural and population biology of polar bears and seals
chercheur principal: Stirling, Ian
Année(s) de permis: 1990 1988 1987
Résumé: To capture, eartag, and dye-mark polar bears using immobilizing darts and helicopters; collect reproductive organs of seals and polar bears from Inuk hunters throughout the NWT in conjunction with NWT Wildlife Service, tape record underwater vocalizations of marine mammals....


Licence #5134
chercheur principal: Davis, Rolph A.
Année(s) de permis: 1985
Résumé: To employ recently developed photogrammetric techniques to determine reproductive parameters of the bowhead whale and the status of the Western Arctic bowhead population; and the sampling of zooplakton to determine the availability of bowhead food in the Canadian Beaufort Sea....


Licence #5101
chercheur principal: Lewis, M.C.
Année(s) de permis: 1985
Résumé: (a) comparison of resource allocation and reproductive strategies in Arctic plants; (b) ecological distribution of lichens and their potential as monitors of Arctic population; (c) hybridization and introgression in Arctic willows; (d) description and analysis of diversity in tundra plant communities....


Licence #5076
chercheur principal: Stewart, Robert E.A.
Année(s) de permis: 1985
Résumé: Beluga sampling - reproductive biology....


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