Just out in the new issue of Ecological Applications, an interesting paper suggests that migration—not fishing or environmental change—is responsible for the increase in winter skates on Georges Bank. Skates apparently move between the Scotian Shelf and Georges Bank.
Frisk, M.G., T. J. Miller, S. J. D. Martell, and K. Sosebee. 2008. New hypothesis helps explain elasmobranch “outburst” on Georges Bank in the 1980s. Ecological Applications 18: 234–245.
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