The Chinese salmon smuggling scandal has already claimed at least one Norwegian salmon farming executive, and arguably played a big role in the departure of another.

And with several major salmon farming companies, including Marine Harvest, Leroy and Cermaq, saying they have largely avoided the market over ethical concerns, a spotlight is now on SalMar and other companies selling to Vietnam, a market that the Norwegian Seafood Council (NSC) has deemed uninteresting for the country's exporters.

A full list of exporters and salmon farming producers from the Norwegian Food Safety Authority (Mattilsynet) shows the number of companies -- 32 in all -- includes nearly every major supplier.