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Assessing western gull predation on purple sea urchins in the rocky intertidal using optimal foraging theory
- C. L. Snellen, P. Hodum, E. Fernández-juricic
- Biology
- 27 February 2007
Purple sea urchins (Strongylocentrotus purpuratus(Stimpson, 1857)) are abundant grazing invertebrates that can have a major impact on the rocky intertidal community. Predators can control the urchin… Expand