Small-scale fisheries should ...

Small-scale fisheries should not be favoured over large-scale operations ebcause of romantic notions of rugged small operators battling both the elements and anonymous corporations. [They ought to be supported] because of the scientific evidence available to confirm the common-sense inference that local fishers, if given privileged access, will tend to avoid trashing their local stocks, while foreign fishers do not have such motivation.
 Daniel Pauly

Quotes from the same author

We transform the world, but we don't remember it. We adjust our baseline to the new level, and we don't recall what was there.
 Daniel Pauly