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Technical and economical evaluation of nile tilapia in Bananeiras municipally, Paraíba state, Brazil With the objective of to survey the technical and economical situation of nile tilapia creation (Oreochromis niloticus, L.), practiced by creators from Bananeiras municipal district, under focusing obstacles to develop activities and fi nancial results reached by fi sh farmers, it was developed a fi eld research with application of questionnaires in 8 farms. The farms’ area is among 1.5 to 41 hectare. The area used by fi shery varied from 0.005 to 5.5 hectare. The creation is explored in monocultive regime and the system of creation is the intensive system. The density of stocking varied between 1.6 and 4 fi shes/m in the fi shery and 175 fi shes/m in net tanks. The production cycle varied from six to nine months; and the survival varied from 50 to 90%. At the end of this research, we obtained productivity register of 1080 to 90000 kg/cycle of production and 8542 to 21600 kg/hectare/cycle. The medium total cost of production varied from R$ 2.02/kg to R$ 3.72/ kg. It was verifi ed that 25% of enterprising showed costs under 15% and that 62.5% of enterprising had costs between 30 and 40%. The enterprises that showed higher productions and less medium fi xed costs, obtained less break-even point (7.4 and 28%).

Avaliação Técnico-Econômica da Criação de Tilápia Nilótica (Oreochromis niloticus) no Município de Bananeiras, Estado da Paraíba