CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI

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In the study, 321 individuals of Plagioscion squamossissimus were analyzed from July 2003 to June 2004 to obtain the length - weight relation, sex ratio, egg-laying seasonality, mature size, and composition of their diet. The length - weight relation did not show significant differences between sexe...

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Detalles Bibliográficos
Autor: Riofrío Q., José C.
Formato: artículo
Fecha de Publicación:2009
Institución:Universidad Nacional Mayor de San Marcos
Repositorio:Revistas - Universidad Nacional Mayor de San Marcos
Lenguaje:español
OAI Identifier:oai:ojs.csi.unmsm:article/636
Enlace del recurso:https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/636
Nivel de acceso:acceso abierto
Materia:Amazonía peruana
Ucayali
corvina
Plagioscion squamosissimus
manejo pesquero
Peruvian Amazon
Plagioscion squamossissimus
fisheries management
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spelling CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALICONTRIBUCIÓN AL CONOCIMIENTO DE LA BIOLOGÍA DE LA CORVINA Plagioscion squamosissimus (PERCIFORMES: SCIAENIDAE) DE UCAYALIRiofrío Q., José C.Amazonía peruanaUcayalicorvinaPlagioscion squamosissimusmanejo pesqueroPeruvian AmazonUcayalicorvinaPlagioscion squamossissimusfisheries managementIn the study, 321 individuals of Plagioscion squamossissimus were analyzed from July 2003 to June 2004 to obtain the length - weight relation, sex ratio, egg-laying seasonality, mature size, and composition of their diet. The length - weight relation did not show significant differences between sexes, and therefore the combined equation PT = 0.0057708 LT 3.21 is proposed for the species. The sex ratio was close to 1:1. The mature size was 29.6 cm in males and 31.2 cm in females. Variations in the gonad-somatic index (IGS) showed that this species reproduce throughout the year, but more frequently between September and October (end of dry season) and between February and March (mid and end of rainy season). The diet of the species was mainly composed by fishes.Se analizaron 321 ejemplares de la corvina Plagioscion squamosissimus entre julio de 2003 a junio de 2004 con la finalidad de obtener la relación longitud – peso, proporción por sexos, época de desove, talla media de madurez (longitud total), y composición de su ítem alimenticio. La relación longitud – peso no mostró diferencias significativas entre sexos, proponiéndose la ecuación conjunta PT = 0.0057708 LT 3.21 para la especie. La proporción sexual se ajustó a la proporción 1:1. La talla media de madurez en machos fue de 29.6 cm y para hembras de 31.2 cm. Las variaciones del índice gónadosomático (IGS) evidenciaron que la especie se reproduce durante todo el año, aunque con mayor frecuencia entre setiembre y octubre (época de vaciante e inicios de creciente) y en menor cuantía entre febrero y marzo (mediados a fines de creciente). La dieta estuvo conformada fundamentalmente por peces.Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria2009-12-31info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/63610.15381/rivep.v20i2.636Revista de Investigaciones Veterinarias del Perú; Vol. 20 Núm. 2 (2009); 339-344Revista de Investigaciones Veterinarias del Perú; Vol. 20 No. 2 (2009); 339-3441682-34191609-9117reponame:Revistas - Universidad Nacional Mayor de San Marcosinstname:Universidad Nacional Mayor de San Marcosinstacron:UNMSMspahttps://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/636/501Derechos de autor 2009 José C. Riofrío Q.https://creativecommons.org/licenses/by-nc-sa/4.0info:eu-repo/semantics/openAccessoai:ojs.csi.unmsm:article/6362020-03-16T18:13:59Z
dc.title.none.fl_str_mv CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
CONTRIBUCIÓN AL CONOCIMIENTO DE LA BIOLOGÍA DE LA CORVINA Plagioscion squamosissimus (PERCIFORMES: SCIAENIDAE) DE UCAYALI
title CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
spellingShingle CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
Riofrío Q., José C.
Amazonía peruana
Ucayali
corvina
Plagioscion squamosissimus
manejo pesquero
Peruvian Amazon
Ucayali
corvina
Plagioscion squamossissimus
fisheries management
title_short CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
title_full CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
title_fullStr CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
title_full_unstemmed CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
title_sort CONTRIBUTION TO KNOWLEDGE OF THE BIOLOGY OF CORVINE PLAGIOSCION SQUAMOSISSIMUS (PERCIFORMES: SCIAENIDAE) IN UCAYALI
dc.creator.none.fl_str_mv Riofrío Q., José C.
author Riofrío Q., José C.
author_facet Riofrío Q., José C.
author_role author
dc.subject.none.fl_str_mv Amazonía peruana
Ucayali
corvina
Plagioscion squamosissimus
manejo pesquero
Peruvian Amazon
Ucayali
corvina
Plagioscion squamossissimus
fisheries management
topic Amazonía peruana
Ucayali
corvina
Plagioscion squamosissimus
manejo pesquero
Peruvian Amazon
Ucayali
corvina
Plagioscion squamossissimus
fisheries management
description In the study, 321 individuals of Plagioscion squamossissimus were analyzed from July 2003 to June 2004 to obtain the length - weight relation, sex ratio, egg-laying seasonality, mature size, and composition of their diet. The length - weight relation did not show significant differences between sexes, and therefore the combined equation PT = 0.0057708 LT 3.21 is proposed for the species. The sex ratio was close to 1:1. The mature size was 29.6 cm in males and 31.2 cm in females. Variations in the gonad-somatic index (IGS) showed that this species reproduce throughout the year, but more frequently between September and October (end of dry season) and between February and March (mid and end of rainy season). The diet of the species was mainly composed by fishes.
publishDate 2009
dc.date.none.fl_str_mv 2009-12-31
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/636
10.15381/rivep.v20i2.636
url https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/636
identifier_str_mv 10.15381/rivep.v20i2.636
dc.language.none.fl_str_mv spa
language spa
dc.relation.none.fl_str_mv https://revistasinvestigacion.unmsm.edu.pe/index.php/veterinaria/article/view/636/501
dc.rights.none.fl_str_mv Derechos de autor 2009 José C. Riofrío Q.
https://creativecommons.org/licenses/by-nc-sa/4.0
info:eu-repo/semantics/openAccess
rights_invalid_str_mv Derechos de autor 2009 José C. Riofrío Q.
https://creativecommons.org/licenses/by-nc-sa/4.0
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria
publisher.none.fl_str_mv Universidad Nacional Mayor de San Marcos, Facultad de Medicina Veterinaria
dc.source.none.fl_str_mv Revista de Investigaciones Veterinarias del Perú; Vol. 20 Núm. 2 (2009); 339-344
Revista de Investigaciones Veterinarias del Perú; Vol. 20 No. 2 (2009); 339-344
1682-3419
1609-9117
reponame:Revistas - Universidad Nacional Mayor de San Marcos
instname:Universidad Nacional Mayor de San Marcos
instacron:UNMSM
instname_str Universidad Nacional Mayor de San Marcos
instacron_str UNMSM
institution UNMSM
reponame_str Revistas - Universidad Nacional Mayor de San Marcos
collection Revistas - Universidad Nacional Mayor de San Marcos
repository.name.fl_str_mv
repository.mail.fl_str_mv
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score 13.754011
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