Key points are not available for this paper at this time.
Campbell, L. M., N. J. Gray, E. L. Hazen, and J. M. Shackeroff. 2009. Beyond baselines: rethinking priorities for ocean conservation. Ecology and Society 14(1): 14. https://doi.org/10.5751/ES-02774-140114
Campbell et al. (Thu,) studied this question.