Name: Feeding and migration important areas for Blue whales in the Estuary and the Gulf of St. Lawrence and in the Atlantic Ocean
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Description: #Français Une analyse en modélisation réalisée par le MPO a permis d'identifier ces régions comme étant les habitats les plus propices pour les rorquals bleus: golfe du Saint-Laurent, les eaux au large de la côte sud de Terre-Neuve, la région de Mécatina, le chenal d'Esquiman et la marge du plateau continental au large de la Nouvelle-Écosse. Elles représentent des aires importantes de recherche de nourriture, d'alimentation et de socialisation du rorqual bleu. Les sources de données ayant permis de déterminer ces aires importantes (par méthode de boîtes englobantes) et les cycles annuels et saisonniers des patrons de déplacement des baleines bleues incluent, entre autres: télémétrie radio et satellite, monitorage par acoustique passive, relevés aériens par transects, des rapports anecdotiques d'observations et la modélisation. #English A modelling analysis conducted by DFO identified these areas as the most suitable habitat for blue whales: Gulf of St. Lawrence, waters off the southern coast of Newfoundland, the region of Mecatina Trough, the Esquiman Channel and the continental shelf margin off Nova Scotia. They represent important areas for foraging, feeding and socializing for blue whales. The sources of data used to determine these important areas (by the enclosing boxes method) and the annual and seasonal cycles of blue whale travel patterns include, but are not limited to, radio and satellite telemetry, passive acoustic monitoring, line-transect aerial surveys, anecdotal reports of observations and modelling.
Service Item Id: 63e769c8ff8c4e52bfa9f25cfea5f1de
Copyright Text: Lesage, V., J.-F. Gosselin, J. W. Lawson, I. McQuinn, H. Moors-Murphy, S. Plourde, R. Sears. et Y. Simard. 2018. Habitats important to blue whales (Balaenoptera musculus) in the Western North Atlantic. DFO Can. Sci. Advis. Sec. Res. Doc. 2016/080: iv + 50 p.
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