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Oocyte development in pirarucu Arapaima gigas (Schinz, 1822). Authorship: TORATI, L. S.; KIRSCHNIK, L. N. G.; LIMA, A. F.; MIGAUD, H. This work aimed to describe the oocyte development in pirarucu, Arapaima gigas, from primary growth to ovulation stages for the first time. Repository: BDPA Publication year: 2021
The influence of sex ratio on the reproduction of pirarucu, Arapaima gigas, in captivity. Authorship: LIMA, A. F. Because sex ratio in the broodstock can influence the reproductive behaviour of a species, the influence of sex ratio on the reproductive success of pirarucu, Arapaima gigas, in captivity was assessed... ... Repository: BDPA Publication year: 2018
Physiological responses of pirarucu (Arapaima gigas) to acute handling stress. Authorship: GOMES, L. de C. O pirarucu (Arapaima gigas) é um peixe de respiração aérea obrigatória da bacia Amazônica. Estudo prévio demonstrou que juvenis de pirarucu apresentam um período de latência em sua resposta de estress... ... Repository: BDPA Publication year: 2007
Heart structure in the Amazonian teleost Arapaima gigas (Osteoglossiformes, Arapaimidae). Authorship: GARDINAL, M. V. B.; RUIZ, T. F. R.; MORON, S. E.; YOSHIOKA, E. T. O.; GONÇALVES, L. U.; VICENTINI, I. B. F.; VICENTINI, C. A. The fish heart ventricle has varied morphology and may have a specific morpho-functional design in species adapted to extreme environmental conditions. In general, the Amazonian ichthyofauna undergoes... ... Repository: BDPA Publication year: 2019
Effect of size grading on the growth of pirarucu Arapaima gigas reared in earthen ponds. Authorship: LIMA, A. F. Size grading is a common management practice in fish farming to minimize growth variability. Such practice has not been established for pirarucu Arapaima gigas. Therefore, the present study assessed t... ... Repository: BDPA Publication year: 2020
A duplicated copy of id2b is an unusual sex-determining candidate gene on the Y chromosome of arapaima (Arapaima gigas). Authorship: ADOLFI, M. C.; DU, K.; KNEITZ, S.; CABAU, C.; ZAHM, M.; KLOPP, C.; FERON, R.; PAIXÃO, R. V.; VARELA, E. S.; O'SULLIVAN, F. L. A.; OLIVEIRA, M. A. de; NÓBREGA, R. H.; LOPEZ-ROQUES, C.; IAMPIETRO, C.; LLUCH, J.; KLOAS, W.; WUERTZ, S.; SCHAEFER, F.; STÖCK, M.; GUIGUEN, Y.; SCHARTL, M. Arapaima gigas is one of the largest freshwater fish species of high ecological and economic importance. Overfishing and habitat destruction are severe threats to the remaining wild populations. By in... ... Repository: BDPA Publication year: 2021
Parasitism of Arapaima gigas (Schinz, 1822) in fish farms of the state of Amazonas, Brazil. Authorship: GAMA, M. F.; PORTO, D. B.; ANJOS, H. D. B. dos; BRANDÃO, F. R.; JERÔNIMO, G. T.; MACIEL-HONDA, P. O.; CHAGAS, E. C. The objective of this study was to investigate the parasites occurrences and to determine the rates of infestation/parasitic infection in juvenile Arapaima gigas from seven fish farms in the state of... ... Repository: BDPA Publication year: 2022
First record of an in vivo collection of semen from pirarucu Arapaima gigas (Schinz, 1822). Authorship: TORATI, L. S.; LOPES, J. T.; LIMA, A. F.; KIRSCHNIK, L. N. G. In this study we report novel information on the opening position of the spermatic duct of Arapaima gigas, and method to collect semen in live broodstocks. Repository: BDPA Publication year: 2022
Atividade in vitro de triclorfon contra Dawestrema cycloancistrium Monogenea : Dactylogyridae ) de pirarucu Arapaima gigas. Authorship: ARAÚJO, P. A. de; OLIVEIRA, T. C.; SOUSA, L. V. F. de; AMORIM, L. L. de O.; MENEGUZZI, E. R.; MARTINS, M. L.; MACIEL, P. O. O objetivo do presente trabalho foi avaliar a eficácia in vitro de diferentes concentrações de triclorfon contra Dawestrema cycloancistrium monogenea parasito de pirarucu Arapaima gigas Repository: BDPA Publication year: 2021
Alimentação e nutrição do pirarucu (Arapaima gigas). Authorship: RODRIGUES, A. P. O.; MORO, G. V.; SANTOS, V. R. V. dos Introdução. Hábito alimentar e fisiologia do sistema digestório. Nutrição e alimentação por fase de produção. Reprodução. Larvicultura e alevinagem. Recria e engorda. Considerações finais. Referências... ... Repository: BDPA Publication year: 2015

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