studies on some problems facing rearing of ornamental al fishs

Effect of water exchange rate on ornamental fish health and growth:Effect of water exchange rate on growth performance of Swordtail and Koi fish cleared that the lowest body weightEffect of stocking density on ornamental fish health and growth:Effect of stocking density on water quality showed increase stocking density in group (3) accelerate the environmental deterioration. Effect of stocking density on growth performance of Swordtail and Koi fish revealed that the lowest body weight in SwordtEffect of aquarium background on Ornamental fish health and growth:Effect of aquarium background on growth performance of ornamental fish indicated non significant effect on condition factor and highly significant body weight in Swordtail of group (1) and in Koi fish .Effect of acute and sub-acute toxicity of chlorine: 96 hrs LC50which in Swordtail and Koi fish were 1.375 and 2.4425 mg/l respectively.