Svein Hallbjorn Steien, senior advisor and veterinary (AVSF) in Innovation Norway, hit back at claims from Chile that Norway used to use twice as much antibiotics as Chile uses now in its salmon farming industry.

In an interview on CNN Chile on Friday, Cesar Barros, president of SalmonChile, defended the use of antibiotics as necessary to prevent bacterial illnesses.

In Norway’s early days of salmon farming, he said it used twice the amount of antibiotics Chile is using, before eventually developing vaccines to deal with its illnesses.

“You