Loss of Arctic sea ice causing punctuated change in sightings of killer whales ( Orcinus orca ) over the past century

• Published in: Ecological Applications
• Main Authors: Higdon, Jeff W., Ferguson, Steven H.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley 2009
• Subjects: Ecology; Arctic; Hudson Bay; Hudson; Hudson Strait; Foxe Basin; Climate change; Killer Whale; Orca; Orcinus orca; Sea ice; Killer whale
• Online Access: http://dx.doi.org/10.1890/07-1941.1; https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1890%2F07-1941.1; https://esajournals.onlinelibrary.wiley.com/doi/pdf/10.1890/07-1941.1

Killer whales ( Orcinus orca ) are major predators that may reshape marine ecosystems via top‐down forcing. Climate change models predict major reductions in sea ice with the subsequent expectation for readjustments of species' distribution and abundance. Here, we measure changes in killer whal...