Fine-scale foraging movements by fish-eating killer whales (Orcinus orca) relate to the vertical distributions and escape responses of salmonid prey (Oncorhynchus spp.)

• Published in: Movement Ecology
• Main Authors: Wright, Brianna M, Ford, John K B, Ellis, Graeme M, Deecke, Volker B, Shapiro, Ari D, Battaile, Brian C, Trites, Andrew W
• Format: Article in Journal/Newspaper
• Language: English
• Published: BioMed Central 2017
• Subjects: Foraging; Movement; Diving behavior; Biologging; Dtag; Accelerometry; Killer whale; Orcinus orca; Pacific salmon; Lambda; Pacific; Killer Whale; Orca
• Online Access: http://hdl.handle.net/2429/60643; https://doi.org/10.1186/s40462-017-0094-0

Background: We sought to quantitatively describe the fine-scale foraging behavior of northern resident killer whales (Orcinus orca), a population of fish-eating killer whales that feeds almost exclusively on Pacific salmon (Oncorhynchus spp.). To reconstruct the underwater movements of these special...