Using amount of fish caught as measure of fisheries health is misleading

(Phys.org)—"The sea is a big place. Most fish are small. So it stands to reason that it is difficult to work out with any degree of accuracy just how many fish live in the sea. One way is to measure how many fish we pull out of it. But is that the best way? Or even an accurate way?" asks an editorial in this week's (Feb. 21) issue of Nature.

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