About 20 beluga whales have spent this past week trapped in sea ice, around two breathing holes about 60 miles south of Sanikiluaq.

Many of the belugas have been killed or wounded after repeated attacks by polar bears, who have been hanging around two six-foot-wide breathing holes, said Lucassie Arragutainaq, who works with the Hunters and Trappers Association in the Hudson Bay community.

Read more: Predators gather for 20 belugas stranded beneath Canada sea ice