Study shows Athabasca fishery in decline
Catch-and-release regulations vital for Arctic grayling revival
By Sheila Pratt, Calgary Herald/Edmonton Journal February 2, 2015
EDMONTON - When Mike Sullivan was a young boy, he and his father would throw a line in almost any small stream around Fort McMurray and pull out Arctic grayling.
Now, grayling has virtually disappeared from the northeast rivers, according to a new study that also says two other migratory species — mountain whitefish and long nose suckers — have declined dramatically the past 40 years.
Fish health in the Athabasca watershed has showed “significant change,” especially since the 1990s when oilsands development expanded dramatically, says the new study by University of Lethbridge biologists Astrid Schwalb and Joe Rasmussen.
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