As record high temperatures swept Alaska, many people said that the heat was killing them. For Kuskokwim salmon, it was actually true.

Dead chum salmon have been spotted floating down the Yukon river. Water temperatures are measuring at 70 degrees, the warmest in recollection.

Norton Sound residents have reported salmon die-offs in unusually large numbers during the last week. According to the Norton Sound Economic Development Corporation (NSEDC), dead pre-spawned pink salmon were found in multiple river systems over the weekend.

Dead salmon and whitefish found along the banks of the Yukon River.

Warm water near Golovin is hurting pink salmon. Many salmon caught had red speckled dots on flesh, raising concerns about food safety. Female pink salmon were seen dead in the bay.

"Our temperatures reached 83 degrees, and seem to be getting hotter! We think that maybe the warm water has something to do with the humpy die-off?"