Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Acta Scientiarum Biological Sciences |
Texto Completo: | http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/1331 |
Resumo: | We studied the feeding aspects from 158 individuals of Serrasalmus spilopleura captured in Porto Colômbia Reservoir, situated on the Grande River, at the Paraná basin, between November 2001 and August 2002. Mesh nets were used to capture the individuals, with sizes ranging from 3 cm to 16 cm, between opposed knots set at sunset, and collected in the following morning; remaining exposed during approximately 12 hours. The analysis from the stomach content of the captured individuals showed a predominantly piscivore feeding habit, and exclusive to individuals over 22 cm. Aquatic insects were also found, complementing the diet of individuals belonging to smaller size groups, indicating a clear trophic ontogeny |
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Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331Alimentação da pirambeba Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) em um reservatório do Sudeste brasileiro - DOI: 10.4025/actascibiolsci.v27i4.1331alimentaçãoSerrasalmus spilopleuraontogenia tróficario Grandebacia do rio Paraná2.05.00.00-9 EcologiaWe studied the feeding aspects from 158 individuals of Serrasalmus spilopleura captured in Porto Colômbia Reservoir, situated on the Grande River, at the Paraná basin, between November 2001 and August 2002. Mesh nets were used to capture the individuals, with sizes ranging from 3 cm to 16 cm, between opposed knots set at sunset, and collected in the following morning; remaining exposed during approximately 12 hours. The analysis from the stomach content of the captured individuals showed a predominantly piscivore feeding habit, and exclusive to individuals over 22 cm. Aquatic insects were also found, complementing the diet of individuals belonging to smaller size groups, indicating a clear trophic ontogenyForam estudados aspectos da alimentação de 158 exemplares de Serrasalmus spilopleura capturados no reservatório de Porto Colômbia, localizado no rio Grande, bacia do rio Paraná, no período entre novembro de 2001 e agosto de 2002. Utilizaram-se redes de malhar com tamanhos entre 3cm e 16 cm entre nós opostos armadas ao entardecer e retiradas pela manhã, permanecendo expostas por um período de aproximadamente 12 horas. A análise da dieta dos exemplares mostrou-se predominantemente piscívora, sendo exclusivo para exemplares de comprimento padrão superior a 22 cm. Insetos aquáticos também foram ingeridos, complementando a dieta dos indivíduos pertencentes às menores classes de tamanho, demonstrando uma evidente ontogenia tróficaUniversidade Estadual De Maringá2008-03-24info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/133110.4025/actascibiolsci.v27i4.1331Acta Scientiarum. Biological Sciences; Vol 27 No 4 (2005); 365-369Acta Scientiarum. Biological Sciences; v. 27 n. 4 (2005); 365-3691807-863X1679-9283reponame:Acta Scientiarum Biological Sciencesinstname:Universidade Estadual de Maringá (UEM)instacron:UEMporhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/1331/731Costa, André CorrêaSalvador Junior, Luis FernandoDomingos, Fabricio Flavio TheophiloFonseca, Marina Luisainfo:eu-repo/semantics/openAccess2022-11-23T17:33:07Zoai:periodicos.uem.br/ojs:article/1331Revistahttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSciPUBhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/oai||actabiol@uem.br1807-863X1679-9283opendoar:2022-11-23T17:33:07Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM)false |
dc.title.none.fl_str_mv |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 Alimentação da pirambeba Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) em um reservatório do Sudeste brasileiro - DOI: 10.4025/actascibiolsci.v27i4.1331 |
title |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
spellingShingle |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 Costa, André Corrêa alimentação Serrasalmus spilopleura ontogenia trófica rio Grande bacia do rio Paraná 2.05.00.00-9 Ecologia |
title_short |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
title_full |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
title_fullStr |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
title_full_unstemmed |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
title_sort |
Feeding aspects of Serrasalmus spilopleura Kner, 1858 (Characidae; Serrasalminae) in a Southeast Brazilian reservoir - DOI: 10.4025/actascibiolsci.v27i4.1331 |
author |
Costa, André Corrêa |
author_facet |
Costa, André Corrêa Salvador Junior, Luis Fernando Domingos, Fabricio Flavio Theophilo Fonseca, Marina Luisa |
author_role |
author |
author2 |
Salvador Junior, Luis Fernando Domingos, Fabricio Flavio Theophilo Fonseca, Marina Luisa |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Costa, André Corrêa Salvador Junior, Luis Fernando Domingos, Fabricio Flavio Theophilo Fonseca, Marina Luisa |
dc.subject.por.fl_str_mv |
alimentação Serrasalmus spilopleura ontogenia trófica rio Grande bacia do rio Paraná 2.05.00.00-9 Ecologia |
topic |
alimentação Serrasalmus spilopleura ontogenia trófica rio Grande bacia do rio Paraná 2.05.00.00-9 Ecologia |
description |
We studied the feeding aspects from 158 individuals of Serrasalmus spilopleura captured in Porto Colômbia Reservoir, situated on the Grande River, at the Paraná basin, between November 2001 and August 2002. Mesh nets were used to capture the individuals, with sizes ranging from 3 cm to 16 cm, between opposed knots set at sunset, and collected in the following morning; remaining exposed during approximately 12 hours. The analysis from the stomach content of the captured individuals showed a predominantly piscivore feeding habit, and exclusive to individuals over 22 cm. Aquatic insects were also found, complementing the diet of individuals belonging to smaller size groups, indicating a clear trophic ontogeny |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-03-24 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/1331 10.4025/actascibiolsci.v27i4.1331 |
url |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/1331 |
identifier_str_mv |
10.4025/actascibiolsci.v27i4.1331 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/1331/731 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
dc.source.none.fl_str_mv |
Acta Scientiarum. Biological Sciences; Vol 27 No 4 (2005); 365-369 Acta Scientiarum. Biological Sciences; v. 27 n. 4 (2005); 365-369 1807-863X 1679-9283 reponame:Acta Scientiarum Biological Sciences instname:Universidade Estadual de Maringá (UEM) instacron:UEM |
instname_str |
Universidade Estadual de Maringá (UEM) |
instacron_str |
UEM |
institution |
UEM |
reponame_str |
Acta Scientiarum Biological Sciences |
collection |
Acta Scientiarum Biological Sciences |
repository.name.fl_str_mv |
Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM) |
repository.mail.fl_str_mv |
||actabiol@uem.br |
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1799317392052977664 |