In an exclusive analysis, IntraFish compared the results of 81 Norwegian salmon companies engaged in production of salmonids -- and the comparison revealed considerable differences in the size of profit margins.

To the extent these are available, IntraFish compared exact parameters. However, structures of companies are often complicated.

Ranking the top of the top

So who made the most money salmon farming last year? Finnoy Fisk with a 67.8 percent margin. Never heard of them? Well, they're backed by a little company called Marine Harvest.

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