Fig. 2

Molluscan seasonal dynamics in a abundance (N individuals m−2), b species richness (S species sample−1), c evenness (J) and d Shannon–Wiener diversity index (H’) in a Cymodocea nodosa seagrass bed (10–14 m depth); diurnal samples (dashed line and empty symbols) and nocturnal samples (continuous line and solid symbols); means without error bars