A few decades ago, oily fish were considered a cheap fish, today we know that oily fish is a great source of nutrients such as Omega-3 fatty acids, as well as vitamins and minerals. Today we are going to talk about blue fish and its nutrients. Blue Fish Under this category we have fish such as sardines, mackerel, bonito, tuna, pomfret, also salmon, elvers, swordfish or "Emperor", also horse mackerel, melva, red mullet, trout, anchovies, anchovies, herring, lamprey, black fletan and turbot. The fat content of oily fish varies between 5 and 10%, for example eel has 10% and on ...
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