<p>Copper River Salmon on its way to stores. Arrives May 18 - Whole Foods Market Colorado Springs twitter</p>
Retailers have turned to social media to market Copper River now that the season is underway.

Whole Foods Markets across the country, from Seattle to Colorado Springs, Milwaukee, Illinois, Minneapolis and Kansas took to Twitter last week to tell customers when to expect the first arrivals of the prized salmon.

"Each of Whole Foods Market’s regions operates pretty independently, so the exact date Copper River salmon arrives in stores will vary," Jed Spikes, the seafood coordinator for the Pacific Northwest region, told IntraFish.

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