Results 71 to 80 of about 4,279 (211)

Endoscopy application in broodstock management of Arapaima gigas (Schinz, 1822) [PDF]

open access: yesJournal of Applied Ichthyology, 2016
First paragraph: The air-breather fish Arapaima gigas (Schinz, 1822) is an emblematic species of the Amazon with adults reaching up to 2.5 m total length. A. gigas is long-considered a promising new candidate species for aquaculture, with reported growth rates of 10 kg over 1 year, no intramuscular spines, and suitability to different production systems.
Torati, Lucas S   +4 more
openaire   +2 more sources

Replacement of Fish Meal With Poultry Viscera Meal in Diets for Juvenile Arapaima gigas: Growth Performance, Hematological Parameters, Fillet Composition, and Gut and Liver Histology

open access: yesAquaculture Research, Volume 2026, Issue 1, 2026.
This study aimed to evaluate the effects of replacing fish meal with poultry viscera meal (PVM) in diets for juvenile Arapaima gigas, assessing growth performance, hematological parameters, fillet composition, and gut and liver histology. Five isonitrogenous (450.20 g kg−1 crude protein [PRO]) and isocaloric (20.02 MJ kg−1 gross energy) diets were ...
Elida Saucedo-Alanya   +8 more
wiley   +1 more source

Anestesia do pirarucu por aspersão da benzocaína diretamente nas brânquias Anesthesia in pirarucu by benzocaine sprays in the gills

open access: yesCiência Rural, 2010
O pirarucu (Arapaima gigas) é um peixe que pode atingir mais de 2m e 100kg. No entanto, por ser um animal de grande porte, o risco de acidentes é bastante elevado durante o manejo. Logo, anestésicos são essenciais para segurança no trabalho.
Alexandre Honczaryk   +1 more
doaj  

Helmintos parasitos do pirarucu, Arapaima gigas (Schinz, 1822) (Osteoglossiformes: Arapaimidae), no rio Araguaia, estado de Mato Grosso, Brasil Helminth parasites of pirarucu, Arapaima gigas (Schinz, 1822) (Osteoglossiformes: Arapaimidae) from Araguaia River, State of Mato Grosso, Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária, 2008
Foram examinados 65 exemplares de pirarucu em agosto de 2004, provenientes do rio Araguaia, Estado de Mato Grosso, Brasil para o estudo dos seus helmintos parasitos. Cinco espécies foram registradas parasitando Arapaima gigas: Dawestrema cycloancistrium (
Sonia M. C. dos Santos   +2 more
doaj   +1 more source

Impactos ecológicos do manejo comunitário de recursos naturais em comunidades ribeirinhas de várzea e terra firme na região de Tefé, AM [PDF]

open access: yes, 2008
The theoretical bases of conservationism and preservation are discussed in this research, based on a field study carried out in the region of Tefé, the Middle Solimões.
MCGRATH, David Gibbs   +3 more
core   +2 more sources

Productive performance of Arapaima gigas in temperate climate ponds

open access: yesRevista de Investigaciones Veterinarias del Perú, 2023
The study monitored the productive performance of the paiche (Arapaima gigas) for 30 months under temperate climate conditions on the Central Coast of Peru. After 40 days of acclimatization and with 80% survival, the fish (n: 32, weight: 44 ± 34 g, length: 17.6 ± 4.9 cm) were transferred to a greenhouse pool (8 fish/m3) and fed at 5 % of their body ...
Ganoza C., Francisco   +5 more
openaire   +1 more source

Co‐Supplementation of Vitamins C and E Ameliorates Growth, Blood Biochemistry, Histomorphometry and Mucosal Health in Nile Tilapia, Oreochromis niloticus Under High Stocking Density

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 6, December 2025.
ABSTRACT Supplementing diets with vitamins C and E has been reported to reduce the negative effects of stress associated with higher stocking density. This study investigated the combined effects of dietary vitamins C and E on the growth, nutritional composition, haematobiochemical response and mucosal health of Nile tilapia, Oreochromis niloticus ...
Sudipta K. Nag   +7 more
wiley   +1 more source

Estudos de cestóides de peixes do Brasil

open access: yesMemorias do Instituto Oswaldo Cruz, 1974
Os autores iniciam com este trabalho um estudo sistemático de determinação dos cestóides de peixes depositados na Coleção helmintológica do Instituto Oswaldo Cruz.
A. Arandas Rego   +2 more
doaj   +1 more source

Estudo das propriedades funcionais das hemoglobinas de Osteoglossum bicirrhosum e Arapaima gigas [PDF]

open access: yesActa Amazonica, 1978
Resumo Têm sido estudados os efeitos de pH e fosfatos orgânicos no equilíbrio e propriedades cinéticas na união de ligantes das hemoglobinas de dois peixes relacionados à Amazônia, Osteoglossum bicirrhosum de respiração branquial obrigatória e Arapaima ...
Maria Isabel Galdames Portus   +7 more
doaj   +1 more source

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