Kalmar "salmon blueback" tana nufin wani nau'in kifi wanda kuma aka sani da salmon sockeye ( Oncorhynchus nerka ). Wani nau'in kifaye ne na anadromous da ake samu a cikin Tekun Pasifik da koguna da ke zubewa cikinsa, gami da na Alaska, British Columbia, Washington, da Oregon. Sunan "salmon blueback" yana nufin launin ruwan-kore na bayan kifin, wanda ke ƙara bayyanawa a lokacin girma.
