Fish Farming Explores Deeper, Cleaner Waters

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Fish Farming Explores Deeper, Cleaner Waters

Fish Farming Explores Deeper, Cleaner Waters
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Fish Farming Explores Deeper, Cleaner Waters

by WSJ Live 2:26 mins

Norwegian fish farmer SalMar has been working two years on creating oil-rig-like structures that can harvest salmon in more free-flowing waters, reducing disease and pollution concerns. WSJ's Ellen Jervell reports.

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