DETERMINATION OF THE RATE OF GROWTH OF PACIFASTACUS LENIUSCULUS IN LAKE POBŁĘDZIE, USING POLYMODAL LENGTH FREQUENCY DISTRIBUTION ANALYSISP. ŠMIETANA and T. KRZYWOSZBull. Fr. Pêche Piscic., 380-381 (2006) 1229-1243DOI: https://doi.org/10.1051/kmae:2006022