Sockeye returns plunge in B.C., official calls 2019 ‘extremely challenging’ | CBC News
A new report from Fisheries and Oceans Canada found warming ocean temperatures and marine heat waves are
affecting ocean food webs and causing declining salmon stocks.
Fisheries staff say factors such as human activity that degrades fish
habitat and a landslide on the Fraser River blocking millions of fish
from spawning upstream are making things worse.
affecting ocean food webs and causing declining salmon stocks.
Fisheries staff say factors such as human activity that degrades fish
habitat and a landslide on the Fraser River blocking millions of fish
from spawning upstream are making things worse.
Andrew
Thompson, regional director for fisheries management, says it’s been an
extremely challenging year for salmon and there have been significant
declines in a number of stocks.
In one of the most dramatic
shifts, the federal Department of Fisheries has adjusted the estimated
number of returning Fraser River sockeye to slightly more than 600,000,
down from an earlier projection of nearly five million.