
Manoel Nino de Moraes, Antônio Eugênio Ferreira, José Milton Barbosa, Arlete Mota Rodrigues,
In this work, carried out from March, 1985 through March, 1986, 449 exemplars of pacu, Piaractus mesopotamicus, originated from induced reproduction were utilized. Initially, 2,000 exemplars were selected and distributed into 3 masonry tanks, measuring 1,000 m2, in the densities of 1 fish per 2 m2 (2 tanks) and 1 fish per m2 (1 tank). Monthly, 10 individuals were captured from the first two tanks and 15, from the last one and their blood was drawn in order to obtain plasma utilized in the determination ...
Tópico(s): Fish Biology and Ecology Studies
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