Results 11 to 20 of about 1,424 (159)

Physiological responses of pirarucu (Arapaima gigas) to acute handling stress Resposta fisiológica de estresse em pirarucu (Arapaima gigas) submetido ao manuseio [PDF]

open access: yesActa Amazonica, 2007
Pirarucu (Arapaima gigas) is an obligatory air-breathing fish from the Amazon basin. Previous study showed that pirarucu juveniles present a latency period in their response to moderate stress (transportation).
Levy de Carvalho Gomes
doaj   +2 more sources

Methods applied to the management of invasive pirarucu in protected areas in the Amazon Basin

open access: yesBoletim do Instituto de Pesca
The pirarucu (Arapaima gigas) is native to the Amazon basin, but in Rondônia, Brazil, it occurs naturally only in the far north. For multiple reasons, it has become an invasive alien species in this biome and in other Brazilian states, with reported ...
Thales Quintão Chagas   +8 more
doaj   +2 more sources

Cultivo do Pirarucu (Arapaima gigas) em viveiro escavado Pirarucu (Arapaima gigas) husbandry in ponds

open access: yesActa Amazonica, 2003
Foi avaliado o desempenho de juvenis de pirarucu em criação intensiva em viveiros escavados. Oitenta e cinco peixes com peso médio inicial de 133,3 ± 1,3g foram estocados em dois viveiros de 120m² cada (densidade de 1 peixe/3m²), com profundidade média ...
Manoel Pereira-Filho   +5 more
doaj   +2 more sources

Pirarucu By-Product Acid Silage Meal in Diets for Commercial Laying Hens

open access: yesBrazilian Journal of Poultry Science
This study aimed to evaluate the inclusion of pirarucu by-product acid silage meal in diets for laying hens on performance and egg quality. One hundred sixty eight Hissex White laying hens 73-wk-old were distributed in completely randomized design with ...
OS Batalha   +5 more
doaj   +2 more sources

Transport of Pirarucu Arapaima gigas juveniles in plastic bag Transporte de juvenis de pirarucu Arapaima gigas em sacos plásticos

open access: yesActa Amazonica, 2003
This study examined the stress response of pirarucu juveniles in a closed system transport. Pirarucu (Arapaima gigas) is a native Amazonian fish species from the Osteoglossidae family and an obligated air breather.
Levy de Carvalho Gomes   +4 more
doaj   +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

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

Uso de alimento vivo como dieta inicial no treinamento alimentar de juvenis de pirarucu

open access: yesPesquisa Agropecuária Brasileira, 2003
O objetivo deste trabalho foi testar a eficiência do alimento vivo como dieta inicial no treinamento alimentar de juvenis de pirarucu, Arapaima gigas. Foram usados dois tratamentos, Artemia sp. e mistura de zooplâncton nativo.
Cavero Bruno Adan Sagratzki   +6 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

Pirarucu: from its origins to commercial breeding / Pirarucu: das origens ao melhoramento comercial [PDF]

open access: yes, 2020
Because the captive breeding of pirarucu is a growing market segment with great potential, some Brazilian states in partnership with animal protection organizations and educational/research institutions have encouraged the activity, making it possible to
Kubota, Ernesto Hashime   +3 more
core   +1 more source

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