Effetti delle misure di tutela sul riccio di mare Paracentrotus lividus nell'area marina protetta di Capo Caccia-Isola Piana (Sardegna nord occidentale) =Protection effects on the sea urchin Paracentrotus lividus at Capo Caccia - Isola Pianamarine protected area (North Western Sardinia)

Density, test diameter and biomass al Paracentrotus lividus were evaluated in 2 locations within a Sardinian MPA and in 2 adjacent locations impacted by both professional and recreational fisheries. All the variables considered showed significantly higher values within the MPA than at controls, confirming that this species demonstrates a positive response to protection from fishing inside marine reserves.