Results 11 to 20 of about 368 (163)

Anestesia do pirarucu por aspersão direta nas brânquias do eugenol em solução aquosa Anesthesia in pirarucu by eugenol sprays in the gills

open access: yesCiência Rural, 2009
O pirarucu (Arapaima gigas) é um peixe que vem ganhando importância cada vez maior na piscicultura comercial na Amazônia. No entanto, por ser um animal de grande porte, no campo, é comum o relato de acidentes envolvendo pancadas violentas em técnicos ...
Alexandre Honczaryk   +1 more
doaj   +1 more source

The influence of sex ratio on the reproduction of pirarucu, Arapaima gigas, in captivity [PDF]

open access: yesActa Amazonica, 2018
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.
Adriana Ferreira LIMA
doaj   +3 more sources

Extraction and characterization of collagen from the skin of Amazonian freshwater fish pirarucu. [PDF]

open access: yesBraz J Med Biol Res, 2023
The need to fully exploit fishing resources due to increasing production and consequent waste generation requires research to promote the sustainability of the fishing industry. Fish waste from the industry is responsible for relevant environmental contamination.
Carpio KCR   +9 more
europepmc   +5 more sources

Oxygen consumption from air and water, ammonia and urea-N excretion, and Na<sup>+</sup> fluxes during progressive aquatic hypoxia in Amazonian armoured catfish Pterygoplichthys gibbiceps and Pterygoplichthys pardalis. [PDF]

open access: yesJ Fish Biol
Abstract The Amazonian loricariid fish Pterygoplichthys gibbiceps, from the Rio Negro, and Pterygoplichthys pardalis, from the Rio Solimões, are facultative air‐breathers that can use the stomach as an air‐breathing organ. Measurement of oxygen uptake under progressive aquatic hypoxia revealed a relatively high hypoxia resistance of both species.
Pelster B, Wood CM, Val AL.
europepmc   +2 more sources

Global Research Trends of Black Soldier Fly Larvae (<i>Hermetia illucens</i>) Meal in Aquaculture From a Scientometric Perspective (2007-2025). [PDF]

open access: yesAquac Nutr
Black soldier fly larvae (Hermetia illucens) meal (BSFLM) has gained increasing attention over the past two decades as a sustainable and functional ingredient in aquafeeds. This study presents the first scientometric analysis of BSFLM research in aquaculture from 2007 to 2025, using data from Scopus and Web of Science (WOS).
Camperio J   +3 more
europepmc   +2 more sources

Influência do período de alimentação no consumo e ganho de peso do pirarucu Influence of feeding period on consumption and weight gain of pirarucu

open access: yesPesquisa Agropecuária Brasileira, 2005
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   +2 more sources

Microplastic Contamination in Salted Dried Beef. [PDF]

open access: yesScientifica (Cairo)
Plastic pollution is considered a major environmental challenge, and microplastics may pose risks to ecosystems and human health. This study investigated the presence of microplastics in salted dried beef sold in two cities in the Central Amazon, Brazil.
de Freitas BS   +6 more
europepmc   +2 more sources

Yield and composition of pirarucu fillet in different weight classes = Rendimento e composição do filé de pirarucu em diferentes classes de peso

open access: yesActa Scientiarum: Animal Sciences, 2011
The fillet yield and quantity of waste generated after processing areimportant for planning and evaluating the growth performance of species and systems of aquaculture production in Brazil.
Fabíola Helena dos Santos Fogaça   +3 more
doaj   +1 more source

Conhecimento tradicional dos pescadores artesanais sobre a bioecologia do pirarucu (Arapaima spp.) na microrregião do Tapará, Santarém-Pará-Brasil

open access: yesNovos Cadernos NAEA, 2023
Diante da importância do Pirarucu (Arapaima spp.) para as comunidades ribeirinhas da Amazônia, o objetivo deste estudo é o de analisar o conhecimento biológico sobre a espécie em áreas com e sem manejo pesqueiro, e como esse conhecimento influencia na ...
Tatiane Almeida Lemos   +2 more
doaj   +1 more source

Proximate composition, energy value, and lipid quality in loin in different weight classes of pirarucu (Arapaima gigas) from fish farming

open access: yesBoletim do Instituto de Pesca, 2023
The study aimed to determine the fatty acids profile, omegas, and lipid quality in loin in different weight classes of pirarucu (Arapaima gigas). A total of six pirarucu loin samples were used and sent to the laboratory by weight class, 1 (< 8 kg), 2 (8.
Ana Sabrina Coutinho Marques Rocha   +7 more
doaj   +1 more source

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