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Análise de risco aplicada ao manejo precaucionário das pescarias artesanais na região do reservatório da UHE-Tucuruí (Pará, Brasil) Risk analysis applied to the precautionary management of artisanal fisheries in the region of Tucuruí reservoir (Pará, Brazil)

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Análise de risco aplicada ao manejo precaucionário das pescarias artesanais na região do reservatório da UHE-Tucuruí (Pará, Brasil) Risk analysis applied to the precautionary management of artisanal fisheries in the region of Tucuruí reservoir (Pará, Brazil)

Serguei Aily Franco de Camargo et al · Instituto Nacional de Pesquisas da Amazônia · 2004 · ISSN 0044-5967

As pescarias no reservatório da UHE-Tucuruí no rio Tocantins, Pará, envolvem cerca de 6.000 pescadores e movimentam cerca de R$ 4,2 milhões/ano. A atividade se concentra em três espécies principais: tucunaré Cichl...

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Parasite-host relationship between the tambaqui (Colossoma macropomumi Cuvier 1818) and ectoparasites, collected from fish farms in the city of Rolim de Moura, State of Rondônia, Western Amazon, Brazil Relação parasito-hospedeiro tambaqui (Colossoma macropomumi Cuvier 1818) e ectoparasitos coletados em pisciculturas do município de Rolim de Moura, no estado de Rondônia, Amazônia Ocidental, Brasil

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Parasite-host relationship between the tambaqui (Colossoma macropomumi Cuvier 1818) and ectoparasites, collected from fish farms in the city of Rolim de Moura, State of Rondônia, Western Amazon, Brazil Relação parasito-hospedeiro tambaqui (Colossoma macropomumi Cuvier 1818) e ectoparasitos coletados em pisciculturas do município de Rolim de Moura, no estado de Rondônia, Amazônia Ocidental, Brasil

Mara Maria Izar de Maio Godoi et al · Instituto Nacional de Pesquisas da Amazônia · 2012 · ISSN 0044-5967

In this study we investigated the relationship between tambaqui fish (Colossoma macropomumi Cuvier 1818) and parasites in two fish farms (L204S and L180N) in the state of Rondônia, Brazil, during a 1-year period. The ob...

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Peacock bass mortality associated with catch-and-release sport fishing in the Negro River, Amazonas State, Brazil

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Peacock bass mortality associated with catch-and-release sport fishing in the Negro River, Amazonas State, Brazil

Mario J. F. Thomé-Souza et al · Instituto Nacional de Pesquisas da Amazônia · 2014 · ISSN 0044-5967

Sport fishing for peacock bass Cichla spp. in the Brazilian Amazon has increased in popularity and attracts anglers who generate significant economic benefits in rural regions. The sustainability of this fishery is partl...

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Presence of oOrganophosphate Insecticides in fish of the Amazon River

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Presence of oOrganophosphate Insecticides in fish of the Amazon River

Nicolas SOUMIS et al · Instituto Nacional de Pesquisas da Amazônia · 2003 · ISSN 0044-5967

Trace levels of three organophosphate insecticides (OPI) were detected in eight fish species from the region of Santarém, State of Pará, Brazil. Individual concentrations of OPI in fish ranged from less than the detect...

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Sex determination in the Giant fish of Amazon Basin, Arapaima gigas (Osteoglossiformes, Arapaimatidae), using laparoscopy Determinação do sexo no peixe gigante da Bacia Amazônica, Arapaima gigas (Osteoglossiformes, Arapaimatidae), usando laparoscopia

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Sex determination in the Giant fish of Amazon Basin, Arapaima gigas (Osteoglossiformes, Arapaimatidae), using laparoscopy Determinação do sexo no peixe gigante da Bacia Amazônica, Arapaima gigas (Osteoglossiformes, Arapaimatidae), usando laparoscopia

Carlos Riedel Porto Carreiro et al · Instituto Nacional de Pesquisas da Amazônia · 2011 · ISSN 0044-5967

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. Curr...

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Evaluation of fisheries management strategies using a biotic integrity index in floodplain lakes in the lower Solimões River, Amazonas, Brazil

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Evaluation of fisheries management strategies using a biotic integrity index in floodplain lakes in the lower Solimões River, Amazonas, Brazil

Bruna de Souza ANDRADE et al · Instituto Nacional de Pesquisas da Amazônia · 2022 · ISSN 0044-5967

ABSTRACT Fisheries is an important activity in the Amazon basin and potentially has a high impact on ichthyofauna. With the aim of achieving sustainability in fisheries of target species, protected areas were established...

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Influence of fasting and refeeding cycles on growth, health and feeding costs of the Amazonian fish Colossoma macropomum

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Influence of fasting and refeeding cycles on growth, health and feeding costs of the Amazonian fish Colossoma macropomum

Ádria Silva GOMES et al · Instituto Nacional de Pesquisas da Amazônia · 2025 · ISSN 0044-5967

ABSTRACT Feed restriction can be used as a management strategy to increase feed efficiency through compensatory growth (a higher growth rate after a period of restricted feeding). However, there is still a lack of inform...

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Manipulation of growth of the Amazonian fish tambaqui, Colossoma macropomum (Characiformes: Serrasalmidae): analysis of physiological and zootechnical aspects

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Manipulation of growth of the Amazonian fish tambaqui, Colossoma macropomum (Characiformes: Serrasalmidae): analysis of physiological and zootechnical aspects

Arlan de Lima PAZ et al · Instituto Nacional de Pesquisas da Amazônia · 2018 · ISSN 0044-5967

ABSTRACT Colossoma macropomum, known locally as tambaqui, is the native fish most farmed in Brazil, however, technological advances are needed to reach efficient production rates. Modulating growth factors, such as growt...

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Notes on the ethnoicthyology of fishermen from the Tocantins river (Brazil)

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Notes on the ethnoicthyology of fishermen from the Tocantins river (Brazil)

A. Begossi et al · Instituto Nacional de Pesquisas da Amazônia · 1990 · ISSN 0044-5967

Ethnobiology includes the study of how populations perceive and classify organisms. This study focuses on the utilization and classification of fishes by fishermen from the Tocantins river. The study area is located betw...

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Physiological stress responses in the warm-water fish matrinxã (Brycon amazonicus ) subjected to a sudden cold shock Respostas fisiológicas ao estresse do peixe de águas tépidas matrinxã (Brycon amazonicus ) submetido à queda brusca de temperatura

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Physiological stress responses in the warm-water fish matrinxã (Brycon amazonicus ) subjected to a sudden cold shock Respostas fisiológicas ao estresse do peixe de águas tépidas matrinxã (Brycon amazonicus ) submetido à queda brusca de temperatura

Luis Antonio Kioshi Aoki Inoue et al · Instituto Nacional de Pesquisas da Amazônia · 2008 · ISSN 0044-5967

The present work evaluated several aspects of the generalized stress response [endocrine (cortisol), metabolic (glucose), hematologic (hematocrit and hemoglobin) and cellular (HSP70)] in the Amazonian warm-water fish mat...

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Ethnoichthyology of the Piapoco, Piaroa, Puinave and Sikuani ethnic groups inhabitants of the Matavén Forest (Vichada, Colombia)

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Ethnoichthyology of the Piapoco, Piaroa, Puinave and Sikuani ethnic groups inhabitants of the Matavén Forest (Vichada, Colombia)

Juan David BOGOTÁ GREGORY et al · Instituto Nacional de Pesquisas da Amazônia · 2024 · ISSN 0044-5967

ABSTRACT Since prehistoric times, indigenous communities have relied on fish as a staple source of protein for their subsistence. In most cases, fish is the sole source of income and of animal protein for the communities...

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Exposure and effect biomarkers indicate health alterations in Aequidens pallidus (Cichliformes, Cichlidae) exposed in situ in degraded Amazonian urban streams

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Exposure and effect biomarkers indicate health alterations in Aequidens pallidus (Cichliformes, Cichlidae) exposed in situ in degraded Amazonian urban streams

Lídia Aguiar da SILVA BORGES et al · Instituto Nacional de Pesquisas da Amazônia · 2025 · ISSN 0044-5967

ABSTRACT In the Amazon, the rapid and disorderly occupation of large urban centers resulted in severe degradation of small rivers and streams, resulting in the reduction in abundance of native fish species. This study ai...

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Mansoa alliacea extract improves the growth performance and innate immune response of Arapaima gigas challenged with Aeromonas hydrophila and handling stress

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Mansoa alliacea extract improves the growth performance and innate immune response of Arapaima gigas challenged with Aeromonas hydrophila and handling stress

Marcia Kelly Reis DIAS et al · Instituto Nacional de Pesquisas da Amazônia · 2023 · ISSN 0044-5967

ABSTRACT This study investigated the effects of dietary supplementation with Mansoa alliacea hydroalcoholic extracts on growth, blood and immune parameters of Arapaima gigas. Fish were fed for 30 days with diets enriched...

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Tambaqui growth and survival when exposed to different photoperiods Crescimento e sobrevivência do tambaqui exposto a diferentes fotoperíodos

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Tambaqui growth and survival when exposed to different photoperiods Crescimento e sobrevivência do tambaqui exposto a diferentes fotoperíodos

Paulo Henrique Rocha Aride et al · Instituto Nacional de Pesquisas da Amazônia · 2006 · ISSN 0044-5967

The use of different photoperiods (light) were investigated during tambaqui (Colossoma macropomum) juvenile growth under captivity. Light intensity tested was: continuous dark (24hrs without light), natural photoperiod s...

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Physiological responses of matrinxã (Brycon amazonicus) fed different levels of vitamin C and submitted to air exposure Respostas fisiológicas de matrinxã (Brycon amazonicus) arraçoados com diferentes níveis de vitamina C e submetidos à exposição aérea

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Physiological responses of matrinxã (Brycon amazonicus) fed different levels of vitamin C and submitted to air exposure Respostas fisiológicas de matrinxã (Brycon amazonicus) arraçoados com diferentes níveis de vitamina C e submetidos à exposição aérea

Janessa Sampaio de Abreu et al · Instituto Nacional de Pesquisas da Amazônia · 2006 · ISSN 0044-5967

The role of vitamin C on physiological responses of matrinxã (Brycon amazonicus) submitted to air exposure was analyzed. Nine hundred fish (70.15 g) were distributed in fifteen 500 l boxes (60 fish.box-1) and fed five r...

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