Long-term niche trends among four species of baleen whales in the Gulf of St. Lawrence, Quebec, Canada

Gavrilchuk, K., Lesage, V., Sears, R., Ramp, C. and Beauplet, G.. Long-term niche trends among four species of baleen whales in the Gulf of St. Lawrence, Quebec, Canada. Oral presentation at the 19th Biennial Conference on the Biology of Marine Mammals. Tampa, Florida. December 2, 2011.