%0 Journal Article %J Estuarine, Coastal and Shelf Science %D 2007 %T The impact of commercial and recreational harvesting for Paracentrotus lividus on shallow rocky reef sea urchin communities in North-western Sardinia, Italy %A A. Pais %A Y. Donno %A G. Meloni %A A. Ruiu %A S. Serra %A L-A. Chessa %K Arbacia lixula %K benefit %K biomass %K comparison %K density %K echinoderm %K fishery %K habitat %K harvest %K impact %K Isola Piana %K Italy %K management %K marine protected area %K Mediterranean sea %K Paracentrotus lividus %K population %K protected area %K recreationnal fishery %K reefs %K regulation %K rocky shore %K Sardinia %K scale %K sea urchin %K size %K unprotected area %K western Mediterranean %V 73