Consulta: creatorFacets:"Affonso,Elizabeth Gusmão"
Registros recuperados: 8
Data/hora: 03/06/2024 01:36:20

Weight-length relationship, condition factor and blood parameters of farmed Cichla temensis Humboldt, 1821 (Cichlidae) in central Amazon
Provedor de dados: 83
Autores: Tavares-Dias,Marcos; Monteiro,Adriana Maria de Castro; Affonso,Elizabeth Gusmão; Amaral,Kárlia Dalla Santa.
Farming of native carnivore fish species has drawn attention due to their promising use in aquaculture. Among these species, tucunaré of the genus Cichla stand out, them being of high economical interest for sport fishing and Amazon's industry of ornamental fish. The present study describes the weight-length relationship (WLR), relative condition factor (Kn), red blood cell parameters, thrombocytes and leukocytes count of Cichla temensis Humboldt, 1821, farmed in central Amazon. Fish that underwent food training during fingerling culture received extruded ration containing 45% of crude protein during fattening, and had Kn with values from 0.925-1.199, which indicated good health condition during the culture. The equation obtained from the WLR was W =...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Culture; Freshwater fish; Hematology; Leukocytes.
Ano: 2011
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252011000100009

Nutritional and lipid profiles of the dorsal and ventral muscles of wild pirarucu
Provedor de dados: 86
Autores: Cortegano,Carlos Andre Amaringo; Godoy,Leandro Cesar de; Petenuci,Maria Eugênia; Visentainer,Jesuí Vergílio; Affonso,Elizabeth Gusmão; Gonçalves,Ligia Uribe.
Abstract: The objective of this work was to analyze the proximate and fatty acid composition of the dorsal and ventral muscles of wild pirarucu (Arapaima gigas) captured from a Brazilian Amazonian lake. Dorsal and ventral muscles were dissected out, freeze-dried, vacuum-packed, and had the proximate and fatty acid composition analyzed. Ash, total proteins, and lipids were inversely proportional to moisture and had higher levels in the ventral muscles. Twenty-seven fatty acids were quantified in both muscles without significant differences between them, except for the heneicosylic, palmitoleic, γ-linolenic, and dihomo-γ-linolenic acids. Saturated and monounsaturated fatty acids were predominant in both muscles. The eicosapentaenoic (EPA) and docosahexaenoic...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Arapaima gigas; Fatty acids; Flesh lipid quality; N-3 Hufa; N-3/n-6; Nutraceutical fish.
Ano: 2017
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2017000400271

Feeding strategies and energy to protein ratio on tambaqui performance and physiology
Provedor de dados: 86
Autores: Santos,Marcio Quara de Carvalho; Lima,Mariana do Amaral Camara; Santos,Luciana dos; Pereira-Filho,Manoel; Ono,Eduardo Akifumi; Affonso,Elizabeth Gusmão.
The objective of this work was to evaluate the effect of feed deprivation and refeeding with diets containing different energy to protein ratios (E/P) on the performance and physiology of juvenile tambaqui (Colossoma macropomum). A 4x2 factorial arrangement with three replicates was used, with four E/P ratios (11.5, 10.5, 9.5, and 8.5 kcal g-1 digestible energy per protein) and two feeding regimens (with and without deprivation), during 60 days. Fish from the food-deprived group were fasted for 14 days and refed from the fifteenth to the sixtieth day, whereas the remaining fish were fed for 60 days. At the end of the experimental period, weight of fish subjected to food deprivation was lower than that of those continuously fed; however, this condition did...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Colossoma macropomum; Blood parameters; Energy/protein requirement; Food restriction.
Ano: 2013
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2013000800024

Tolerance to temperature, pH, ammonia and nitrite in cardinal tetra, Paracheirodon axelrodi, an amazonian ornamental fish
Provedor de dados: 36
Autores: Oliveira,Sarah Ragonha de; Souza,Rondon Tatsuta Yamane Baptista de; Nunes,Érica da Silva Santiago; Carvalho,Cristiane Suely Melo de; Menezes,Glauber Cruz de; Marcon,Jaydione Luíz; Roubach,Rodrigo; Ono,Eduardo Akifumi; Affonso,Elizabeth Gusmão.
Poor water quality condition has been pointed out as one of the major causes for the high mortality of ornamental fishes exported from the state of Amazonas, Brazil. The purpose of the current study was to define water quality standards for cardinal tetra (Paracheirodon axelrodi), by establishing the lower and higher for lethal temperature (LT50), lethal concentration (LC50) for total ammonia and nitrite and LC50 for acid and alkaline pH. According to the findings, cardinal tetra is rather tolerant to high temperature (33.3 ºC), to a wide pH range (acid pH=2.9 and alkaline pH=8.8) and to high total ammonia concentration (23.7 mg/L). However, temperatures below 19.6 ºC and nitrite concentrations above 1.1 mg/L NO2- may compromise fish survival especially...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: 96-h LC50; Ornamental fish; Paracheirodon axelrodi; Water quality.
Ano: 2008
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672008000400023

Características bioquímicas e hematológicas do pirarucu Arapaima gigas Schinz, 1822 (Arapaimidae) de cultivo semi-intensivo na Amazônia
Provedor de dados: 36
Autores: Drumond,Gustavo Valadares Fonseca; Caixeiro,Ana Paula de Almeida; Tavares-Dias,Marcos; Marcon,Jaydione Luiz; Affonso,Elizabeth Gusmão.
O presente estudo comparou os níveis plasmáticos de glicose, proteínas totais, uréia, triglicerídeos e colesterol, a contagem de eritrócitos, leucócitos e trombócitos entre alevinos e juvenis de Arapaima gigas (Osteoglociformes, Arapaimidae) de uma piscicultura semi-intensiva de Manaus, estado do Amazonas, Brasil. Os alevinos de A. gigas apresentaram níveis significativamente (p&lt;0,05) menores de proteínas totais, triglicerídeos, uréia e Volume Corpuscular Médio (VCM) e maior concentração de glicose, colesterol e hemoglobina, contagem de eritrócitos, hematócrito e Concentração da Hemoglobina Corpuscular Média (CHCM) quando comparados aos juvenis. Porém, não houve diferença significativa (p&amp;gt;0,05) no número de trombócitos e leucócitos totais entre...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Cultivo; Eritrócitos; Idade; Leucócitos; Sangue.
Ano: 2010
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672010000300020

LD5o of the bacteria Aeromonas hydrophila to matrinxã, Brycon amazonicus
Provedor de dados: 36
Autores: Oliveira,Sarah Ragonha de; Souza,Rondon Tatsuta Yamane Baptista de; Brasil,Elenice Martins; Andrade,Jaqueline Inês Alves de; Nunes,Érica da Silva Santiago; Ono,Eduardo Akifumi; Affonso,Elizabeth Gusmão.
In order to determine the lethal dose (96-h LD50) of the bacteria Aeromonas hydrophila to matrinxã, Brycon amazonicus, to be applied in challenge tests, 90 fish (63.23 ± 6.39 g) were divided into five treatments, with different bacterial solutions: T1 - Control (0.9% NaCl saline solution); T2 (4 x 10(11) cells/ mL); T3 (5 x 10(11) cells/ mL); T4 (1.36 x 10(12) cells/ mL) and T5 (3.06 x 10(12) cells/ mL). Fish were previously anesthetized with benzocaine (60 mg L-1), inoculated in the peritoneal cavity with the bacterial suspensions and then distributed into fifteen 80-L test chambers, where the water variables were monitored and fish mortality was observed. The experiment was randomly designed in three replicates and the 96-h LD50 was estimated according...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Aeromonas hydrophila; 96-h LD50; Matrinxã; Tropical fishes.
Ano: 2011
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672011000200019

Comparative study on hematological parameters of farmed matrinxã, Brycon amazonicus Spix and Agassiz, 1829 (Characidae: Bryconinae) with others Bryconinae species
Provedor de dados: 36
Autores: Tavares-Dias,Marcos; Affonso,Elizabeth Gusmão; Oliveira,Sarah Ragonha; Marcon,Jaydione Luiz; Egami,Mizue Imoto.
The aim of this study was not only to determine the red blood cells parameters, thrombocyte and leukocyte counts in farmed Brycon amazonicus (matrinxã), to compare these parameters among Bryconinae species from literature, and also to investigate the presence of special granulocytic cells in these fish. The results of the blood cells parameters here established for farmed B. amazonicus, a species of great economic importance in Brazilian aquaculture, could help a better understanding of the blood features in natural populations of this Amazon species. Blood parameters varied between Bryconinae species investigated, mainly the red blood cell counts, hemoglobin, hematocrit and mean corpuscular volume (MCV). The presence of the blood granulocytes, neutrophils...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Leukocytes; Freshwater fish; Blood; Amazon; Brycon amazonicus; Bryconinae.
Ano: 2008
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672008000400026

Physiological response and performance of tambaqui fed with diets supplemented with Amazonian nut
Provedor de dados: 65
Autores: Santos,Marcio Quara de Carvalho; Oishi,César Augusto; Pereira Filho,Manoel; Lima,Mariana do Amaral Camara; Ono,Eduardo Akifumi; Affonso,Elizabeth Gusmão.
The present study evaluated the effectiveness of Amazonian nut (Bertholletia excelsa) as an alternative source of vegetal protein in tambaqui (Colossoma macropomum) diet. Performance and physiological status of fish fed for 60 days were evaluated. Four experimental isonitrogenous diets with 36% crude protein were formulated with increasing levels of nut meal (0, 10, 20 and 30%). Results showed the same growth performance for fish fed with diet with different levels of Amazonian nut than that without this ingredient (control). Analysis of physiological parameters (hematocrit, erythrocyte number, hemoglobin concentration, hematimetric indexes, total plasma protein and plasma glucose) corroborate these results, with no significant differences among...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Bertholletia excelsa; Colossoma macropomum; Physiological stress; Regional ingredient; Nutrition; Fish farming.
Ano: 2010
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782010001000021