Salmon is not salmon. There are some similarities in appearance between the two kinds of fish, both of which belong to the family Salmoniformes of Brachionidae. There are also some places where people will call salmon salmon. However, from the scientific classification, salmon and salmon are two different kinds of fish. Salmon belongs to the Pacific salmon species, while salmon belongs to the salmon species. They belong to different categories, and they are not the same fish.

1985, Norwegian Minister of Fisheries led a national team to fly to Japan to promote Norwegian salmon, hoping to use it as sushi. 1994, Japan used Norwegian salmon as sashimi and sushi. Twenty years ago, Norwegian Seafood Bureau brought Norwegian salmon to China market. Today, with the efforts of Norwegian Seafood Administration for many years, Norway's sustainable supply of high-quality salmon has been widely recognized by consumers in China, and Norwegian salmon is also loved by more and more consumers in China. Keta, the Latin scientific name of salmon, comes from Russian, while кета in Russian comes from the Oroqen language keta. In addition, in the northern branches of Manchu-Tungusic languages such as Ewenki, Evan and Nekidal, the word keta means "salmon".