Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil

This study provides an analysis of the occurrence and the spatial and temporal distribution of marine turtle strandings found in the south of the State of Bahia. Data was collected between January 2006 and June 2008. This study covers an area of 220 km of the southern coast of Bahia State (northeast...

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Autores principales: Lopes-Souza,Aline, Schiavetti,Alexandre, Roberto Álvarez,Martín
Lenguaje:English
Publicado: Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar 2015
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2015000400006
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spelling oai:scielo:S0718-560X20150004000062015-12-04Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, BrazilLopes-Souza,AlineSchiavetti,AlexandreRoberto Álvarez,Martín turtle stranding monitoring beaches educational campaigns conservation strategies northeastern Brazil This study provides an analysis of the occurrence and the spatial and temporal distribution of marine turtle strandings found in the south of the State of Bahia. Data was collected between January 2006 and June 2008. This study covers an area of 220 km of the southern coast of Bahia State (northeastern Brazil), and spatial analyses were made considering data collected in three bases suported by Petrobras-Petróleo Brasileiro S/A distributed in the area. The records were sorted according to month and year, species, age group and sex. A total of 260 stranding were reported: 183 of Chelonia mydas (74.1%), the most frequent species. The highest number of strandings was recorded in Gamboa do Morro Base. Juveniles presented the highest densities, but no differences between adults and small juveniles were detected. Males were more frequently stranded in Gamboa do Morro Base, while females were more frequent in Ilhéus Base. An increase in the number of stranding between 2006 and 2008 was noted; moreover, the months with more records were January, February, March, October and December. The number of stranding events was discontinuously distributed in the study area. This study also demonstrated the usefulness of implement different strategies of recording marine turtle strandings: direct monitoring efforts (patrol) in remote beaches and educational campaigns applied on beaches frequented by tourists. This study demonstrated that, despite spatial nearby, the three bases attend independent biological systems and show different stranding dynamics, thus different conservancy actions should be implemented in order to improve the knowledge on natural history of sea-turtles in the southern coast of Bahia State.info:eu-repo/semantics/openAccessPontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del MarLatin american journal of aquatic research v.43 n.4 20152015-09-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2015000400006en10.3856/vol43-issue4-fulltext-6
institution Scielo Chile
collection Scielo Chile
language English
topic turtle stranding
monitoring beaches
educational campaigns
conservation strategies
northeastern Brazil
spellingShingle turtle stranding
monitoring beaches
educational campaigns
conservation strategies
northeastern Brazil
Lopes-Souza,Aline
Schiavetti,Alexandre
Roberto Álvarez,Martín
Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
description This study provides an analysis of the occurrence and the spatial and temporal distribution of marine turtle strandings found in the south of the State of Bahia. Data was collected between January 2006 and June 2008. This study covers an area of 220 km of the southern coast of Bahia State (northeastern Brazil), and spatial analyses were made considering data collected in three bases suported by Petrobras-Petróleo Brasileiro S/A distributed in the area. The records were sorted according to month and year, species, age group and sex. A total of 260 stranding were reported: 183 of Chelonia mydas (74.1%), the most frequent species. The highest number of strandings was recorded in Gamboa do Morro Base. Juveniles presented the highest densities, but no differences between adults and small juveniles were detected. Males were more frequently stranded in Gamboa do Morro Base, while females were more frequent in Ilhéus Base. An increase in the number of stranding between 2006 and 2008 was noted; moreover, the months with more records were January, February, March, October and December. The number of stranding events was discontinuously distributed in the study area. This study also demonstrated the usefulness of implement different strategies of recording marine turtle strandings: direct monitoring efforts (patrol) in remote beaches and educational campaigns applied on beaches frequented by tourists. This study demonstrated that, despite spatial nearby, the three bases attend independent biological systems and show different stranding dynamics, thus different conservancy actions should be implemented in order to improve the knowledge on natural history of sea-turtles in the southern coast of Bahia State.
author Lopes-Souza,Aline
Schiavetti,Alexandre
Roberto Álvarez,Martín
author_facet Lopes-Souza,Aline
Schiavetti,Alexandre
Roberto Álvarez,Martín
author_sort Lopes-Souza,Aline
title Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
title_short Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
title_full Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
title_fullStr Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
title_full_unstemmed Analysis of marine turtle strandings (Reptilia: Testudine) occurring on coast of Bahia State, Brazil
title_sort analysis of marine turtle strandings (reptilia: testudine) occurring on coast of bahia state, brazil
publisher Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar
publishDate 2015
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2015000400006
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