Ole-Eirik Leroy, chairman of Mowi, the world's largest salmon farming company, said the Norwegian government's amended plan to tax aquaculture unveiled on Tuesday is "hostile to business."

Details surrounding Norway's new aquaculture tax were finally announced by the Norwegian government on March 28. In the updated proposal, the effective tax rate will be set at 35 percent, which is lower than the 40 percent proposed in the initial consultation period.

In the initial proposal, a minimum profit threshold of either NOK 54 million (€4.7