The protection of the habitats used by juvenile sharks is a management strategy that has recently caught the attention of fishery biologists. In the present study, we evaluated the population of the lemon shark (Negaprion brevirostris) from Los Roques Archipelago in order to identify the nursery are...

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Autores:
Tavares, Rafael; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Instituto Nacional de Investigaciones Agrícolas (INIA), La Asunción 6311, Isla de Margarita, Venezuela. 3. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Rodriguez, Jon Paul; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Morales, Misael; Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Tipo de recurso:
Article of journal
Fecha de publicación:
2016
Institución:
Pontificia Universidad Javeriana
Repositorio:
Repositorio Universidad Javeriana
Idioma:
eng
OAI Identifier:
oai:repository.javeriana.edu.co:10554/31247
Acceso en línea:
http://revistas.javeriana.edu.co/index.php/scientarium/article/view/15686
http://hdl.handle.net/10554/31247
Palabra clave:
null
Caribbean Sea, conservation, ecology, nursery, sharks, tagging
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openAccess
License
Atribución-NoComercial-SinDerivadas 4.0 Internacional
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oai_identifier_str oai:repository.javeriana.edu.co:10554/31247
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repository_id_str
spelling Atribución-NoComercial-SinDerivadas 4.0 InternacionalCopyright (c) 2016 Universitas Scientiarumhttp://creativecommons.org/licenses/by-nc/4.0info:eu-repo/semantics/openAccesshttp://purl.org/coar/access_right/c_abf2nullTavares, Rafael; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Instituto Nacional de Investigaciones Agrícolas (INIA), La Asunción 6311, Isla de Margarita, Venezuela. 3. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.Rodriguez, Jon Paul; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.Morales, Misael; Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.2018-02-24T15:59:31Z2020-04-15T18:10:23Z2018-02-24T15:59:31Z2020-04-15T18:10:23Z2016-03-14http://revistas.javeriana.edu.co/index.php/scientarium/article/view/1568610.11144/Javeriana.SC21-1.naas2027-13520122-7483http://hdl.handle.net/10554/31247PDFapplication/pdfengPontificia Universidad Javerianahttp://revistas.javeriana.edu.co/index.php/scientarium/article/view/15686/12639Universitas Scientiarum; Vol 21, No 1 (2016); 33-52Universitas Scientiarum; Vol 21, No 1 (2016); 33-52Universitas Scientiarum; Vol 21, No 1 (2016); 33-52nullCaribbean Sea, conservation, ecology, nursery, sharks, taggingnullnullnullhttp://purl.org/coar/version/c_970fb48d4fbd8a85Artículo de revistahttp://purl.org/coar/resource_type/c_6501http://purl.org/coar/resource_type/c_2df8fbb1info:eu-repo/semantics/articleNursery area and size structure of the lemon shark population, Negaprion brevirostris (Poey, 1868), in Los Roques Archipelago National Park, VenezuelaThe protection of the habitats used by juvenile sharks is a management strategy that has recently caught the attention of fishery biologists. In the present study, we evaluated the population of the lemon shark (Negaprion brevirostris) from Los Roques Archipelago in order to identify the nursery area, describe the size composition, and examine the variation in nocturnal activity of the juvenile individuals. The data analysed came from three different sources: commercial shark fishery, tag-recapture sampling, and visual records. A total of 375 lemon sharks with total lengths between 55 and 281 cm were recorded during the study period. Overall data showed that the area occupied by juvenile lemon sharks was clearly partitioned into primary and secondary nurseries. Additionally, nighttime activity seemed to change according to the size of sharks in the primary nursery, suggesting a reduction of time activity overlapping among juveniles of distinct size/age. Results suggest that the strategy of utilization of the primary nurseries by the lemon shark may lead to important ecological benefits by reducing the competition, predation and natural mortality.10554/31247oai:repository.javeriana.edu.co:10554/312472023-03-28 16:15:33.358Repositorio Institucional - Pontificia Universidad Javerianarepositorio@javeriana.edu.co
dc.title.english.eng.fl_str_mv Nursery area and size structure of the lemon shark population, Negaprion brevirostris (Poey, 1868), in Los Roques Archipelago National Park, Venezuela
dc.creator.fl_str_mv Tavares, Rafael; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Instituto Nacional de Investigaciones Agrícolas (INIA), La Asunción 6311, Isla de Margarita, Venezuela. 3. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Rodriguez, Jon Paul; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Morales, Misael; Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
dc.contributor.author.none.fl_str_mv Tavares, Rafael; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Instituto Nacional de Investigaciones Agrícolas (INIA), La Asunción 6311, Isla de Margarita, Venezuela. 3. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Rodriguez, Jon Paul; 1. Centro de Ecología, Instituto Venezolano de Investigaciones Científicas (IVIC), Apdo. 20632, Caracas 1020-A, Venezuela. 2. Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
Morales, Misael; Centro para la Investigación de Tiburones (CIT), Av. Don Bosco, Qta ABC, No. 10, La Florida, Caracas 1050, Venezuela.
dc.contributor.none.fl_str_mv null
dc.subject.eng.fl_str_mv null
Caribbean Sea, conservation, ecology, nursery, sharks, tagging
topic null
Caribbean Sea, conservation, ecology, nursery, sharks, tagging
spellingShingle null
Caribbean Sea, conservation, ecology, nursery, sharks, tagging
description The protection of the habitats used by juvenile sharks is a management strategy that has recently caught the attention of fishery biologists. In the present study, we evaluated the population of the lemon shark (Negaprion brevirostris) from Los Roques Archipelago in order to identify the nursery area, describe the size composition, and examine the variation in nocturnal activity of the juvenile individuals. The data analysed came from three different sources: commercial shark fishery, tag-recapture sampling, and visual records. A total of 375 lemon sharks with total lengths between 55 and 281 cm were recorded during the study period. Overall data showed that the area occupied by juvenile lemon sharks was clearly partitioned into primary and secondary nurseries. Additionally, nighttime activity seemed to change according to the size of sharks in the primary nursery, suggesting a reduction of time activity overlapping among juveniles of distinct size/age. Results suggest that the strategy of utilization of the primary nurseries by the lemon shark may lead to important ecological benefits by reducing the competition, predation and natural mortality.
publishDate 2016
dc.date.created.none.fl_str_mv 2016-03-14
dc.date.accessioned.none.fl_str_mv 2018-02-24T15:59:31Z
2020-04-15T18:10:23Z
dc.date.available.none.fl_str_mv 2018-02-24T15:59:31Z
2020-04-15T18:10:23Z
dc.type.coar.fl_str_mv http://purl.org/coar/resource_type/c_2df8fbb1
dc.type.hasversion.none.fl_str_mv http://purl.org/coar/version/c_970fb48d4fbd8a85
dc.type.local.spa.fl_str_mv Artículo de revista
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dc.type.driver.none.fl_str_mv info:eu-repo/semantics/article
format http://purl.org/coar/resource_type/c_6501
dc.identifier.none.fl_str_mv http://revistas.javeriana.edu.co/index.php/scientarium/article/view/15686
10.11144/Javeriana.SC21-1.naas
dc.identifier.issn.none.fl_str_mv 2027-1352
0122-7483
dc.identifier.uri.none.fl_str_mv http://hdl.handle.net/10554/31247
url http://revistas.javeriana.edu.co/index.php/scientarium/article/view/15686
http://hdl.handle.net/10554/31247
identifier_str_mv 10.11144/Javeriana.SC21-1.naas
2027-1352
0122-7483
dc.language.iso.none.fl_str_mv eng
language eng
dc.relation.uri.none.fl_str_mv http://revistas.javeriana.edu.co/index.php/scientarium/article/view/15686/12639
dc.relation.citationissue.eng.fl_str_mv Universitas Scientiarum; Vol 21, No 1 (2016); 33-52
dc.relation.citationissue.spa.fl_str_mv Universitas Scientiarum; Vol 21, No 1 (2016); 33-52
dc.relation.citationissue.por.fl_str_mv Universitas Scientiarum; Vol 21, No 1 (2016); 33-52
dc.rights.eng.fl_str_mv Copyright (c) 2016 Universitas Scientiarum
dc.rights.licence.*.fl_str_mv Atribución-NoComercial-SinDerivadas 4.0 Internacional
dc.rights.uri.eng.fl_str_mv http://creativecommons.org/licenses/by-nc/4.0
dc.rights.accessrights.none.fl_str_mv info:eu-repo/semantics/openAccess
dc.rights.coar.spa.fl_str_mv http://purl.org/coar/access_right/c_abf2
rights_invalid_str_mv Atribución-NoComercial-SinDerivadas 4.0 Internacional
Copyright (c) 2016 Universitas Scientiarum
http://creativecommons.org/licenses/by-nc/4.0
http://purl.org/coar/access_right/c_abf2
eu_rights_str_mv openAccess
dc.format.spa.fl_str_mv PDF
dc.format.mimetype.spa.fl_str_mv application/pdf
dc.coverage.none.fl_str_mv null
null
null
dc.publisher.eng.fl_str_mv Pontificia Universidad Javeriana
institution Pontificia Universidad Javeriana
repository.name.fl_str_mv Repositorio Institucional - Pontificia Universidad Javeriana
repository.mail.fl_str_mv repositorio@javeriana.edu.co
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