Omega-3 oils in farmed salmon 'halve in five years'
Levels of beneficial omega-3 oils in farmed salmon have fallen significantly in the past five years, a study shows.
BBC News has learned that, on average, levels of omega-3s halved in the fish over that period.
Despite this, the analysis shows that farmed salmon is still one of the richest sources of these fatty acids.
But the industry is exploring new ways to arrest the decline - which appears to be due to the type of feed given to the farmed fish.
If nothing was done the level of the beneficial omega-3 can only really go downProf Douglas Tocher, Stirling University The study was carried... read more
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