The International Council for Marine Research (ICES) is currently renewing the stock estimation for herring (Bakketeig etai, 2015). On the contrary, the stock of blue whiting has almost doubled in the North East Atlantic since 2010 and the stock is now in good condition (Bakketeig et al., For populations of coastal cod the estimated numbers are considered close to a critical limit and their declines seem significantly linked to poor recruitment.