Recent surveys reveal that chum salmon face challenges during winter in the Gulf of Alaska, with conditions like marine heatwaves affecting their diet and survival, leading to increased mortality rates.

Chum salmon spawning in the Arctic may provide food for native fish species, helping them survive in the biologically unproductive waters, as scientists study the changing ecology of the region due to warming temperatures.

In 2016 and 2017 commercial fishers near Cambridge Bay in Nunavut were surprised when they pulled in sockeye salmon — because they were expecting to see only Arctic char. While these are just two fish, found far from their usual home waters, the two salmon are likely an indication that Pacific salmon will continue to

Salmon used to be infrequent visitors to the Mackenzie River and communities of the Arctic, but more species have begun to show up in the North more often and in greater numbers than ever before.