Seasonal movements and foraging behaviour of northern resident killer whales ( Orcinus orca) in relation to the inshore distribution of salmon ( Oncorhynchusspp.) in British Columbia

• Published in: Canadian Journal of Zoology
• Main Authors: Nichol, Linda M., Shackleton, David M.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1996
• Subjects: Orca; Orcinus orca; Pink salmon
• Online Access: http://dx.doi.org/10.1139/z96-111; http://www.nrcresearchpress.com/doi/pdf/10.1139/z96-111

The hypothesis that northern resident killer whales (Orcinus orca) move in response to the seasonal availability of salmon (Oncorhynchus spp.) was tested using sightings and acoustic recordings of whales and data on the timing and abundance of salmon in Johnstone Strait, off Vancouver Island, betwee...