 The story asserted that, as compared with 1950 levels, only a remnant (in some instances, as little as 10%) of all large ocean-fish stocks are left in the seas.These large ocean fish are the species at the top of the food chains (e.g., tuna, cod, among others).This article was subsequently criticized as being fundamentally flawed, although much debate still exists (Walters 2003; Hampton et al.