are shown in
Figs. 3 and 4. Mortality and cannibalism phenomena
were only observed during the first two months at 50
and 100 fish/m3 stocking densities for mortality and 25,
50 and 100 fish/m3 for cannibalism. After 270 days,
mortality (Mr), cannibalism (Cr), survival (Sr), weight
variation coefficient (final Cv), final mean weight (Wf),