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Exogenous enzymes on the feeding of pirarucu Arapaima gigas Schinz. 1822 (Osteoglossiformes. Arapaimidae). EN-US: The objective of this work was to verify the effect of exogenous digestive enzymes protease, lipase and amylase on the feeding of pirarucu. In a completely randomized design, we tested three le... ... Repository: BDPA Publication year: 2019
Heart structure in the Amazonian teleost Arapaima gigas (Osteoglossiformes, Arapaimidae). 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
Genetic diversity and structuring in the arapaima (Osteoglossiformes, Osteoglossidae) population reveal differences between the Amazon and the Tocantins-Araguaia basins. Arapaima is a widely-distributed fish of enormous economic importance in the Amazon region. In the present study, a total of 232 specimens were sampled, 121 from five sites in the Amazon basin and 111... ... Repository: BDPA Publication year: 2020
Feeding frequency affects feed intake and growth in juvenile pirarucu (Arapaima gigas). Pirarucu is one of the main fish species for the development of aquaculture in the Amazon. In this study, the optimal feeding frequency for juvenile pirarucu was assessed based on growth and feed effi... ... Repository: BDPA Publication year: 2019
Morphology and histology of the Pirarucu (Arapaima gigas) digestive tract. The present study describes the morphology and histology of the digestive tract of juvenile pirarucu, which is a Neotropical fish species with great potential for aquaculture in the Amazon region. Thr... ... Repository: BDPA Publication year: 2017
Geographic range, distribution patterns and interactions of Monogenea Van Beneden 1858, with species of native host freshwater fishes from Brazil. This paper investigated information on monogenean species using 312 scientific papers, to search for infection and geographic distribution patterns in native freshwater fish from Brazil. We used 1,698... ... Repository: BDPA Publication year: 2022
Distribution pattern of crustacean ectoparasites of freshwater fish from Brazil. The purpose of this study was to use the informations relating to parasite crustaceans species that was published over the course of one century (1913 to 2013), in order to search for infestation and... ... Repository: BDPA Publication year: 2015
Relação peso-comprimento e fator de condição relativo (Kn) do pirarucu Arapaima gigas Schinz, 1822 (Arapaimidae) em cultivo semi-intensivo no estado do Amazonas, Brasil. O pirarucu Arapaima gigas (Osteoglossiformes, Arapaimidae), peixe da bacia amazônica, apresenta alta taxa de crescimento e tolerância a alta densidade de estocagem, tem rusticidade ao manuseio e aceit... ... Repository: BDPA Publication year: 2010

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