“We started off totally on the wrong foot, and began commercializing an incomplete species. Millions upon millions of krona down the drain,” said Steinar Olaisen, founder of North Norway’s biggest aquaculture company, Nova Sea.

Although he has lost a lot of money on cod, it is worse for those who have put their “heart and souls into the industry,” he told IntraFish.

“We were over-optimistic and thought the biological challenges would sort themselves out, but I have to admit we were very, very wrong.