Report offers another clue as to why BC's wold sataon numbers are falling

摘要

Thirteen years after Canada launched an inquiry into the decline of sockeye salmon in the Fraser River in British Columbia, there remains no clear-cut answer as to why wild Pacific salmon populations are fluctuating.While the inquiry body, the Cohen Commission, listed more than 20 activities affecting Pacific salmon populations - among them climate change, loss of habitat, predators, non-point sources of contaminants and forestry - the farmed salmon industry has disproportionately been blamed and condemned by activists for the phenomenon.