Results 51 to 60 of about 5,792 (290)

A mística do Pirarucu: pesca, ethos e paisagem em comunidades rurais do baixo Amazonas

Horizontes Antropológicos, 2001
Este artigo é uma análise das práticas e significados que permeiam a pesca do pirarucu nas comunidades rurais da Ilha de Ituqui, no Baixo Amazonas, Pará.
Rui Sérgio S. Murrieta
doaj   +1 more source

Signaling theory and quality cues: the willingness-to-pay for high and low involvement sustainable attributes [PDF]

REGE Revista de Gestão
PurposeWith the support of signaling theory the paper investigates the impact of quality cues related to environmental and social sustainability concerns on the purchase intention and willingness to pay for low-involvement products (fresh pirarucu) and ...
Maria Sylvia Macchione Saes, Eduardo Eugênio Spers, Elis Regina Monte Feitosa, Lilian Maluf de Lima, Giovana Zamith, Jacques Marcovitch   +5 more
doaj   +1 more source

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

Acta Amazonica, 2011
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, Manuel Antônio de Andrade Furtado-Neto, Pedro Eymard Campos Mesquita, Tácito Araújo Bezerra   +3 more
doaj   +1 more source

Tissue alterations in the pirarucu, Arapaima gigas, infected by Goezia spinulosa (Nematoda) [PDF]

Revista Brasileira de Parasitologia Veterinária, 2011
Five specimens of Arapaima gigas caught in the Araguaia River (State of Mato Grosso, Brazil) were investigated for helminths in 2004. Numerous adult specimens of the rhapidascarid nematode Goezia spinulosa were found in stomach ulcers in all the specimens of A. gigas and were surrounded by thickening of the mucosa.
Menezes, Rodrigo Caldas, Santos, Sonia Maria Cursino dos, Ceccarelli, Paulo Sérgio, Tavares, Luiz Eduardo Roland, Tortelly, Rogério, Luque, José Luis   +5 more
openaire   +4 more sources

Respostas de estresse em pirarucu (Arapaima gigas) durante práticas de rotina em piscicultura Stress responses of pirarucu (Arapaima gigas) during routine aquaculture practices

Acta Amazonica, 2006
O pirarucu é um peixe nativo da bacia Amazônica com respiração aérea obrigatória. Em condições de criação, atinge até 10 kg em um ano, sendo um dos peixes com maior potencial para criação na Amazônia.
Franmir Rodrigues Brandão, Levy de Carvalho Gomes, Edsandra Campos Chagas   +2 more
doaj   +1 more source

Threshold responses of floating meadow fish communities to floodplain forest cover in the lower Amazon River. [PDF]

Conserv Biol
Abstract Forest cover is positively associated with fish biomass and fisheries yield in the Amazon River floodplain, and many species enter flooded forests to feed, spawn, or seek refuge from predation. Floating macrophyte beds, known as floating meadows, in Amazon floodplains support high fish diversity and serve as nursery habitat for many fishes of ...
Grinstead S, Arantes CC, Winemiller KO, Kelso-Winemiller LC, de Oliveira JA, Petrere M, Freitas CEC.   +6 more
europepmc   +2 more sources

The Brazilian Pirarucu supply chain: situation, perspectives, and challenges

Research, Society and Development, 2022
This study suggests that pirarucu is a fish capable to have competitive products in the national premium fish market and analyze the opportunities and constraints of this supply chain in Brazil. To achieve that, a semi-structured interview was conducted with 22 players of the cultivated pirarucu supply chain in Brazil, resulting in more than 13 hours ...
Raquel Cavadas Tavares Mesquita, Tamara Esteves de Oliveira, Júlio Otávio Jardim Barcellos, Mariana Uczay, Úrsula da Silva Morales, Rômulo Batista Rodrigues, Leonardo José Gil Barcellos, Danilo Pedro Streit Jr   +7 more
openaire   +1 more source

lessons learned from monitoring conservation agreements in the Colombian Amazon [PDF]

, 2010
Many environmental issues can be attributed to misaligned distribution of the costs of conservation and the benefits of conservation. For instance, biodiversity represents value for the global community, but biodiversity protection imposes various ...
Mora, Margarita, Niesten, Eduard, Palacios, Erwin, Palacios, Francis, Victorino, Isaí   +4 more
core   +1 more source

Morphology of the Amazonian Teleost Genus Arapaima Using Advanced 3D Imaging

Frontiers in Physiology, 2020
The arapaima is the largest of the extant air-breathing freshwater fishes. Their respiratory gas bladder is arguably the most striking of all the adaptations to living in the hypoxic waters of the Amazon basin, in which dissolved oxygen can reach 0 ppm ...
Miriam Scadeng, Miriam Scadeng, Christina McKenzie, Weston He, Weston He, Hauke Bartsch, Hauke Bartsch, David J. Dubowitz, David J. Dubowitz, Dominik Stec, Judy St. Leger   +10 more
doaj   +1 more source

Influência do período de alimentação no consumo e ganho de peso do pirarucu. [PDF]

, 2019
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.
CAVERO, B. A. S., CRESCENCIO, R., GANDRA, A. L., ITUASSU, D. R., PEREIRA FILHO, M., ROUBACH, R.   +5 more
core   +1 more source