besoin (1) mortalité (1) pré (1) golfe (1) exposition (1) conservation (1) ligne (1) Mer méditerranée (1) distribution spatiale (1) densité (1) densité de population (1) survie (1) Mortality (1) Density (1) Conservation (1) Causes (1) Area (1) Surveys (1) Area (1) Protection (1) Weights and measures (1) Survival (1) Surveys (1) Struggle (1) Seagrasses (1) Population density (1) Population (1) Play (1) Percentage (1) Mussels (1)