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Article
Leading role of the sea urchin Arbacia lixula in maintaining the barren state in southwestern Mediterranean
Sympatric sea urchin species are usually considered to belong to the same grazer guild. Nevertheless, their role in community dynamics may vary due to species-specific morphological traits, feeding preferences...
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Article
Effects of fish feeding by snorkellers on the density and size distribution of fishes in a Mediterranean marine protected area
Although there is a great deal of evidence to show that supplementary feeding by humans in terrestrial environments causes pronounced changes in the distribution and behaviour of wild animals, at present very ...