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Looming King Salmon Crisis on the Yukon and Kuskokwim Rivers

March 02, 2012|by Rhonda McBride

Anchorage, Alaska — With rivers in Western Alaska still locked by ice, it may seem early to be talking about king salmon. But with weak returns expected again this season, for many, the dialogue can’t begin soon enough. 

State fish and game biologists are meeting in Anchorage this week to review escapement goals for the Arctic Yukon Kuskokwim region.  The discussion is the prelude to what could be a contentious summer, especially for those who have depended on salmon as a staple of their diet, as well as income.   

“Oh, it’s very sensitive,” says John Linderman, the regional supervisor for the AYK region. “It’s something that has a major impact on their lifestyle and activities. There’s no doubt about that.”  

The official season forecasts aren’t out yet, but Linderman doesn’t believe there will be much improvement in the AYK run over last year. In fact, king salmon, or chinooks, have been on the decline since 2007. 

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“There is the potential for it to be slightly higher than recent years, probably not to the point where we  might not have to take some additional actions to insure that adequate escapements are achieved.”  

Last year, there were subsistence fishing closures on the Kuskokwim River and restrictions on the Yukon River.  

Historically, the Kuskokwim River has been the largest subsistence fishery in the state, with an average take of 70 to 80 thousand kings a year.  

On the Yukon, kings are not only valued for subsistence but were  once the “money fish,”  bringing some of the highest prices in the state, because of the salmon’s high oil content.  But last season, less than a thousand fish were harvested commercially due to  limited opportunity.  Under a treaty with Canada, a minimum of 45,000 kings must be allowed to escape to their spawning grounds.  

Researchers aren’t sure why the chinooks aren’t returning.  There are a number of theories -- from climate change to natural fluctuations in the runs, as well as high numbers of king salmon that are caught by trawlers in the Bering Sea, as they target other species like pollock.

“The big unknown, or black box as it’s sometimes referred to, is, what happens to those salmon as they go out into the Bering sea or to the open ocean?”  said Linderman.  

Myron Naneng, who is president of the Association of Village Council Presidents, which represents more than fifty tribal governments in the Yukon Kuskokwim Delta, believes trawler bycatch in the Bering Sea is one of the main culprits.  

“More recent studies have been provided that show that as much of the 80 percent of the chinook salmon are from Western Alaska rivers and streams,”  said Naneng.  

Naneng says this season’s outlook comes on the heels of an extremely harsh winter, compounded by fuel prices, in most cases, higher than seven dollars a gallon.

Naneng says AVCP gets about a hundred calls a day from villagers asking for heating assistance, which means they’ll be starting the summer even more cash poor than usual, and likely facing even higher fuel prices. 

“If they don’t have that extra food that they usually harvest, they’re going to have to buy more expensive food from the village (stores),” said Naneng. 

“We’re worried about extended closures being implemented like last summer,” says Naneng. “We worried about people not getting enough salmon to prepare for winter.”   

Naneng says the limited openings for subsistence on the Kuskokwim River last year may have done more harm than good for salmon.  Normally subsistence fishing is staggered, but in one case, Naneng says,  more than 700 skiffs went out fishing during one opening.

“It was combat fishing,” Naneng said. Adding to that frustration, he says, is dealing with a dual system of state and federal management.  

“Both Fish and Game and  US Fish And Wildlife never agree on who has the best biological information. Ultimately, it’s the people in the river system who pay the price for conservation,”  said Naneng.  

The AYK regional supervisor says new research which utilizes radio telemetry may help shed light on Kuskokwim kings, which ran very strong in 2004, 2006, and 2007.  These were the parent years for salmon produced five to seven years later.  And based on escapement numbers, this season should be a good one, instead of one that’s expected to mirror past years of poor returns. 

Linderman says researchers wonder if too many kings escaped in those parent years, and poor survival resulted, because there was too much competition between the juvenile salmon for food.   

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