Nile Tilapia - Reproduction
Environmental color affects Nile tilapia reproduction
... We investigated the effects of environmental color on the reproduc- tive behavior of Nile tilapia, Oreochromis niloticus. Two environ- mental colors were tested by covering the aquarium (60 x 60 x 40 cm) ...
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Visual communication stimulates reproduction in Nile tilapia, Oreochromis niloticus (L.)
... affect Nile tilapia’s reproductive behavior, rank signaling has been reported to be mediated by chemical cues in this species ...in Nile tilapia reproduction, however, needs further ...
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Reproduction performance of female Nile tilapia under different environments and age classes
... of Nile tilapia to increase growth rate may be adversely affecting fertility and production of tilapia fingerlings of the GIFT ...variety tilapia were confirmed by Mair et ...and ...
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Genetic parameters in female reproductive traits of Nile tilapia (Oreochromis niloticus)
... the reproduction period, 100 fingerlings from each family were divided into two equal groups, and they were transferred to a nursery structure and kept in 1 m 3 hapa in an earthen pond until reaching an average ...
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Eye color as an indicator of social rank in the fish Nile tilapia
... The effects of social stress in fish have been well established. These effects change the internal state of the fish so that some processes are affected. For instance, social stress suppresses or decreases growth in sub- ...
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Probiotic, antibiotic and combinations in Nile tilapia juveniles culture
... The tilapia has good resistance to low oxygen conditions due to its ability to produce endogenous antioxidant substances that are capable of reducing the oxidative stress and to regulate cellular respiration ...
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Maternal age influences on reproductive rates in Nile tilapia (Oreochromis niloticus)
... Copyright © 2015 Sociedade Brasileira de Zootecnia. This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, ...
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Physicochemical and sensory characteristics of snack made with minced Nile tilapia
... content than that of starches, and the inclusion of higher levels of MF leads to an increase in the protein content of the product (Yu et al., 1981; King, 2002; Nurul et al., 2009, 2010). FAO recommends that non-fried ...
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Digestible methionine + cystine requirement for Nile tilapia from 550 to 700 g
... Five diets were formulated to contain approximately 3,040 kcal of digestible energy/kg and 262 g of crude protein/kg and crystalline amino acids were added to keep the amino acid requirement for the Nile ...
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Performance and digestibility of Nile tilapia fed with pineapple residue bran
... ABSTRACT. Two experiments were conducted, the first being the digestibility of feed and the second performance in an attempt to evaluate the residue of pineapple bran in diets for Nile tilapia. Eighty ...
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Stocking density in the larviculture of Nile tilapia in saline water
... Nile tilapia, Oreochromis niloticus, is one of the most cultivated species in the world. This is due to their rusticity, fast growth, high-quality flesh and wide acceptance in the consumer market. Moreover, ...
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Growth performance and intestinal histomorphology of Nile tilapia juveniles fed probiotics
... ABSTRACT. The objective of this study was to assess the growth performance and the histomorphometric characterization of the middle intestine of GIFT strain Nile tilapia, Oreochromis niloticus juveniles fed ...
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Economic evaluation of prebiotics, probiotics and symbiotics in juvenile Nile tilapia
... No significant influence was seen from stocking density on survival, obtaining on average 95.5%. Similar results were obtained by Ayroza et al. (2011) with juveniles of Nile tilapia (31.3 ± 0.1 g), when ...
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Elaboration of sausage using minced fish of Nile tilapia filleting waste
... from Nile tilapia filleting waste in the elaboration of ...from Nile tilapia filleting waste in substitution to the fillet and evaluate its physical, chemical, nutritional and sensory ...
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Identities among actin-encoding cDNAs of the Nile tilapia( Oreochromis niloticus
... Although the nucleotide sequences of the isolated cDNAs of O. niloticus and the actin genes of T. rubripes differ by several nucleotides, their inferred aa sequences present a high degree of similarity, approximately ...
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FEEDING FREQUENCY OF NILE TILAPIA FED RATIONS SUPPLEMENTED WITH AMINO ACIDS
... of Nile tilapia fingerlings fed a low-protein ration supplemented with commercial amino acids is three times a day, owing to increased protein deposition rates and nitrogen retention ...
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Mesquite bean and cassava leaf in diets for Nile tilapia in growth
... RODRIGUEZ, S. M.; OLVERA, N. M. A.; CARMONA, O. C. Nutritional value of animal by-product meal in practical diets for Nile tilapia, Oreochromis niloticus (L.) fry. Aquaculture Research, v. 27, n. 1, p. ...
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Effect of slaughter weight on the quality of Nile tilapia fillets
... In this experiment, 90 Nile tilapia (Oreochromis niloticus) were evaluated with three di fferent slaughter weights. All of the fishes were acquired from Sobradinho Fish Breeders Association, Sobradinho, ...
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Streptococcus iniae outbreaks in Brazilian Nile tilapia (Oreochromis niloticus L: ) farms
... for Nile tilapia production in ...in Nile tilapia farms in Brazil (13), thus they seem to be common conditions associated with streptococcal infections in this fish ...
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Sex group composition, social interaction, and metabolism in the fish Nile tilapia
... fish Nile tilapia (Oreochromis niloticus) in a monosex male group spends more energy and dis- plays an agonistic profile, differently from males in male-female ...
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