Results 91 to 100 of about 1,591 (196)
Esta pesquisa teve como objetivo caracterizar a reprodução e o perfil hormonal dos esteróides sexuais do pirarucu, Arapaima gigas, além de validar um aspecto do dimorfismo sexual secundário.
Leonardo Bruno Barbosa Monteiro +3 more
doaj +1 more source
Camallanus tridentatus is redescribed on the basis of the examination of specimens obtained from the stomach, caeca and intestine of the naturally infected arapaima Arapaima gigas (Schinz) from the Mexiana Island, Amazon River Delta, Brazil.
Cláudia Portes Santos +1 more
doaj +1 more source
Innate immune response of pirarucu improved with yeast-supplemented diets
The present study evaluated the effects of dietary yeast supplementation on the growth and blood parameters of Arapaima gigas. Fish were fed with commercial feed supplemented with NuPro® at 0, 10, 40 and 80 g / kg for 30 days and, did not exhibit any ...
Maria Danielle Figueiredo Guimarães Hoshino +9 more
doaj +1 more source
Caracterização genética do pirarucu Arapaima gigas (Cuvier) (Teleostei, Osteoglossidae) da bacia Tocantins-Araguaia, estado do Mato Grosso. [PDF]
In South America the osteoglossiforms are represented by the Arapaima and the Osteoglossum sorts, which are mostly found in the Amazonic basin, Tocantins Araguaia.
Marques, Débora Karla Silvestre
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O objetivo deste trabalho foi verificar o período preferencial de consumo alimentar do pirarucu, Arapaima gigas, e a influência de diferentes turnos de alimentação no consumo e ganho de peso dessa espécie.
Roger Crescêncio +5 more
doaj +1 more source
Caracterização genética do pirarucu Arapaima gigas (Cuvier) (Teleostei, Osteoglossidae) da bacia Tocantins-Araguaia, Estado do Mato Grosso. [PDF]
Os Osteoglossiformes são representados na América do Sul pelos gêneros Arapaima e Osteoglossum, que ocorrem particulamente na região Amazônica, nas bacias Amazônica e Tocantins-Araguaia.
MARQUES, D. K. S.
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The Giant of Amazon basin, pirarucu, Arapaima gigas, is the largest scaled freshwater fish in the world. pirarucu cultivation has recently started, driven by the decline in natural populations and high market value.
Carlos Riedel Porto Carreiro +3 more
doaj +1 more source
(Uploaded by Plazi for the IPBES Invasive Alien Species Assessment) The introduction and establishment of arapaima (Arapaima gigas) in southeastern Peru and northwestern Bolivia is an example of a fish species that appears to be increasingly common and widespread in non-native portions of its range, but whose populations are on the decline within its ...
Miranda-Chumacero, G. +8 more
openaire +2 more sources
Níveis de proteína bruta para juvenis de pirarucu Crude protein levels for juvenile pirarucu
O objetivo deste trabalho foi avaliar o efeito de quatro níveis de proteína sobre o crescimento de juvenis de pirarucu, Arapaima gigas. O experimento foi conduzido em delineamento inteiramente casualizado, com de quatro tratamentos (32,7%, 39,3%, 43,4% e
Daniel Rabello Ituassú +5 more
doaj +1 more source
Genetic Diversity of Arapaima (Arapaima Gigas) in Peruvian Aquaculture
Arapaima gigas is one of the world’s largest freshwater fishes and it is native to the Amazon region. The species is over-exploited and sustainable long-term conservation strategies are needed to maintain the genetic diversity of the species.
Ruuskanen, Jutta
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