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dc.contributor.author
Militelli, Maria Ines
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dc.contributor.author
Macchi, Gustavo Javier
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dc.contributor.author
Rodrigues, Karina Andrea
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dc.date.available
2017-09-26T17:59:21Z
dc.date.issued
2013-02
dc.identifier.citation
Militelli, Maria Ines; Macchi, Gustavo Javier; Rodrigues, Karina Andrea; Comparative reproductive biology of Sciaenidae family species in the Rı´o de la
Plata and Buenos Aires Coastal Zone, Argentina; Cambridge University Press; Journal of the Marine Biological Association of the United Kingdom; 93; 2; 2-2013; 413-423
dc.identifier.issn
0025-3154
dc.identifier.uri
http://hdl.handle.net/11336/25138
dc.description.abstract
A comparative analysis on various aspects of the reproductive biology of 7 Sciaenidae family species was done. In addition the reproductive parameters needed for stock assessment models were provided. The research covered the analysis of the duration of the breeding season and the estimation of reproductive variables such as size at maturity, fecundity and spawning frequency. When all species were considered together, some aspects of reproduction were similar, regarding the reproductive strategy; all species are batch spawners with indeterminate fecundity and an extensive reproductive season (approximately six months) except for Pogonias cromis, which showed a more limited spawning season (three months). With regard to reproductive potential, wide differences in fecundity values mainly due to the different sizes attained by each species were observed (range in batch fecundity values between 5000 and 2,800,000 hydrated oocytes). However, when relative fecundity was compared, average values were generally similar, ranging approximately between 150 and 200 hydrated oocytes per female gram. Pogonias cromis is the exception within this group, because the mean relative fecundity ranged between 75 and 98 hydrated oocytes per ovary-free female gram. This difference may be a consequence of the greater oocyte size reached by P. cromis eggs (1100 –1400 mm) compared to the rest of sciaenid analysed (750 –900).
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Cambridge University Press
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Sciaenidae
dc.subject
Reproductive Strategy
dc.subject
Reproductive Potential
dc.subject
Length at First Maturity
dc.subject
Fecundity
dc.subject
Spawning Frequency
dc.subject.classification
Bioquímica y Biología Molecular
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dc.subject.classification
Ciencias Biológicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Comparative reproductive biology of Sciaenidae family species in the Rı´o de la
Plata and Buenos Aires Coastal Zone, Argentina
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-09-21T18:00:57Z
dc.journal.volume
93
dc.journal.number
2
dc.journal.pagination
413-423
dc.journal.pais
Reino Unido
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dc.journal.ciudad
Cambridge
dc.description.fil
Fil: Militelli, Maria Ines. Instituto Nacional de Investigaciones y Desarrollo Pesquero; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Macchi, Gustavo Javier. Instituto Nacional de Investigaciones y Desarrollo Pesquero; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Rodrigues, Karina Andrea. Instituto Nacional de Investigaciones y Desarrollo Pesquero; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.journal.title
Journal of the Marine Biological Association of the United Kingdom
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1017/S0025315412001488
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.cambridge.org/core/journals/journal-of-the-marine-biological-association-of-the-united-kingdom/article/comparative-reproductive-biology-of-sciaenidae-family-species-in-the-rio-de-la-plata-and-buenos-aires-coastal-zone-argentina/71BAF71B08447065F8DBD248E741CFC6
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