Results 31 to 40 of about 3,074 (111)

Take my breath away: Defining the oxygen saturation threshold for fish cortisol stress response

Journal of Fish Biology, Volume 109, Issue 3, Page 1760-1770, September 2026.
Abstract Human activities are affecting the number, size and severity of hypoxic zones in aquatic ecosystems. As oxygen is one of the most important abiotic factors affecting fish biology, exposure to low levels of dissolved oxygen may lead to a reduction in fitness.
Sébastien Alfonso, Benjamin Geffroy, Pierluigi Carbonara, Lola Toomey, Eduardo Bessa   +4 more
wiley   +1 more source

Apparent digestibility of juveniles of matrinxã Brycon amazonicus fed diets with different protein levels

Acta Scientiarum: Animal Sciences, 2021
The objective of the present study was to determine the apparent digestibility of juveniles of matrinxã Brycon amazonicus fed diets with different levels of protein.
Cesar Augusto Alves Gonçalves, Jackson Pantoja-Lima, Márcia Regina Fragoso Machado-Bussons, João Paulo Ferreira Rufino   +3 more
doaj   +1 more source

Flavobacterium oreochromis From Farmed Tambaqui (Colossoma macropomum): Insights Into Genetic, Phenotypic and Pathogenic Diversity

Journal of Fish Diseases, Volume 49, Issue 7, July 2026.
ABSTRACT Flavobacterium spp. are the etiological agents of columnaris disease. Although there is evidence that columnaris poses a significant threat to the farming of tambaqui (Colossoma macropomum), there remains a large gap in understanding the genetic and phenotypic diversities of columnaris‐causing bacteria (CCB).
Elcimara Cardoso Pereira, Mariluce dos Reis Ferreira, Suzana Kotzent, Luiz Fagner Ferreira Nogueira, Guilherme Campos Tavares, Henrique César Pereira Figueiredo, Fabiana Pilarski, Gustavo Moraes Ramos Valladão, Sílvia Umeda Gallani   +8 more
wiley   +1 more source

Indicadores del ciclo reproductivo del yamú Brycon amazonicus, en cautiverio

, 2006
Titulo en ingles: Cycle reproductive indicators for yamú Brycon amazonicus, in captivity RESUMEN: Los índices gonadosomático, hepatosomático y de grasa viscerosomática, como indicadores del ciclo de desarrollo gonadal  del yamú  Brycon amazonicus, fueron
ZANIBONI-FILHO, E., AYA, B.E, ARIAS, C.J.A.   +2 more
core   +4 more sources

Anthropogenic Barriers Limit Fish Access to Essential Habitats in the Amazon in the Face of Climate Change

Global Change Biology, Volume 32, Issue 1, January 2026.
Rivers across the Amazon Basin are increasingly threatened by climate change and dam construction, which restrict fish movements. We combined climate projections with river‐network connectivity analyses to identify where suitable habitats for frugivorous and socioeconomically important fish are likely to persist and where access may be lost due to ...
Kátia Yasuko Yofukuji, Thomaz Mansini Carrenho Fabrin, Bruno Henrique Mioto Stabile, Angelo Antonio Agostinho, Céline Jézéquel, Valéria Flávia Batista‐Silva, Luiz Fernando Esser, José Hilário Delconte Ferreira, Reginaldo Ré, Pablo A. Tedesco, João Carlos Azevedo, Dayani Bailly   +11 more
wiley   +1 more source

Heparina e EDTA como anticoagulantes para matrinxã (Brycon amazonicus). [PDF]

, 2018
O objetivo deste estudo foi avaliar a eficácia da heparina de sódio e do EDTA como anticoagulantes e o efeito destes fármacos sobre os parâmetros hematológicos de matrinxã (Brycon amazonicus)
CHAGAS, E. C., ALMEIDA, F. F. L. de, BOIJINK, C. de L., SOUZA, F. C. de, DAIRIKI, J. K.   +4 more
core  

Impacts of Hydroelectric Dams on Amazonian Fisheries: Assessing Functional Attributes in the Madeira River

River Research and Applications, Volume 41, Issue 7, Page 1493-1502, September 2025.
ABSTRACT The Madeira River is one of the main tributaries of the Amazon Basin, supporting over 1300 known fish species. Fisheries in this region play a critical role for riverine populations, serving as a primary source of income and sustenance. In 2011, the construction of the Jirau and Santo Antônio hydroelectric dams (HEDs) was completed along the ...
Ana Laura Monteiro de Souza, Rogério Fonseca, Rangel Eduardo Santos, Raniere Garcez Costa Sousa, Felipe Micali Nuvoloni, Isys Nathyally de Lima Silva, Karen Sayuri Takano, Fabrício Berton Zanchi   +7 more
wiley   +1 more source

Avaliação sensorial de matrinxã (Brycon amazonicus) enlatada com cobertura de óleo vegetal

Journal of Bioenergy and Food Science, 2016
A indústria de conserva no Brasil apresenta problemas de abastecimento, visto que, a pesca extrativa da sardinha não atende à demanda do setor, provocando a necessidade de importar pescado de outros países.
Caroline Dantas Mendes Silva, Caroline Roberta Freitas Pires, Diego Neves Sousa, Patrícia Costa Mochiaro Soares Chicrala, Viviane Rodrigues Verdolin Santos   +4 more
doaj   +1 more source

Aquaculture in Peru: Situation, Challenges and Prospects

Aquaculture, Fish and Fisheries, Volume 5, Issue 3, June 2025.
ABSTRACT Aquaculture in Peru is a sector with significant growth and development in recent years. However, it faces multiple challenges to ensure its sustainability. This study aims to characterize the Peruvian aquaculture system by analysing the public, private and educational stakeholders involved, as well as the productive, commercial and ...
Euler Dolores‐Salinas, Lluís Miret‐Pastor   +1 more
wiley   +1 more source

Níveis de proteína bruta na dieta de juvenis de matrinxã (Brycon amazonicus)

, 2018
This study aimed to evaluate the effect of crude protein levels on the growth performance and body composition of juvenile Brycon amazonicus. Four experimental diets were formulated to include increasing levels of crude protein (CP) at 30, 35, 40 and 45%.
Mattos, Bruno Olivetti de, Pereira-Filho, Manuel, de, Mattos, Bruno Olivetti, Roubach, Rodrigo, Honczaryk, Alexandre, Bueno, Guilherme Wolff, Manuel, Pereira-filho,   +6 more
core   +1 more source