Oily fish

As fat fish are - in contrast to the group referred to in the fishing of white fish low-fat varieties such as cod or haddock - fish for designated, in their muscle tissue, the fat exceeds a proportion of about two percent; he can - depending on the type - above 30 percent.

Known types are, for example, herring, sprat, sardine and anchovy, salmon, mackerel, tuna, eel and carp.

Sea survivors fat fish are because of their content of omega-3 fatty acids as nutritionally valuable.