biomasse (1) test (1) enquête (1) information (1) analyse (1) poisson (1) distribution (1) densité (1) Testing (1) Density (1) Surveys (1) Indexes (1) Biomass (1) Tyrrhenian Sea (1) Testing (1) Surveys (1) Striped bass (1) Spring (1) Specific gravity (1) Seasons (1) Indexes (1) Growth (1) Gearing (1) Fishes (1) Density (1) Autumn (1) Analysis (1) Sizes (1) Growth (1) Blackbelly rosefish (1)