Large numbers of salmon straying from hatcheries in Southeast Alaska, as well as a low river flow, helped create lethal environments for wild salmon, according to a new report.
Two popular rivers are being closed to fishing because almost no cohos are making it upstream.
The number of sockeye returning to Klukshu, Yukon, to spawn began to drop off in the 1990s. This year, hundreds of the bright red fish line the small creek that winds through the village. Neither the Champagne and Aishihik First Nations nor Fisheries and Oceans Canada are sure why the fish have returned after decades of steady decline.
Anglers has expressed concerns that this early-arriving green slime signals the end of what was viewed as the summer of plenty for walleye fishermen.
The cases in B.C. have been traced back to consumption of herring spawn, a treasured traditional food source for First Nations throughout Vancouver Island.
Scientists and fishermen have reported more unusual species in Alaska waters, including the subtropical mola mola, or ocean sunfish. It's likely because of warming sea surface temperatures.
Weak returns forced the latest restriction. Good news: Sockeye fishing at the Russian River is forecast to be good.
This season's pink salmon were slightly bigger, but southern Panhandle runs fizzled.
Biologists suspect climate change and mild winters may have prompted April's early out migration from Auke Creek.
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