Fig. 5From: Reproduction, population dynamics and production of Nereis falsa (Nereididae: Polychaeta) on the rocky coast of El Kala National Park, AlgeriaTemporal variations in the density (ind. m−2) (a) and in the biomass (fresh weight g m−2) (b) of the studied population of Nereis falsa at El Kala, AlgeriaBack to article page