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dc.contributor.author
Valdivia, Meica
dc.contributor.author
Valenzuela, Luciano Oscar
dc.contributor.author
Berriel, Verónica
dc.contributor.author
Rodriguez, Diego Horacio
dc.contributor.author
Laporta, Paula
dc.contributor.author
Drago, Massimiliano
dc.contributor.author
Cani, Alessandra
dc.contributor.author
Bergamino, Leandro
dc.date.available
2024-01-31T14:32:10Z
dc.date.issued
2023-10
dc.identifier.citation
Valdivia, Meica; Valenzuela, Luciano Oscar; Berriel, Verónica; Rodriguez, Diego Horacio; Laporta, Paula; et al.; Resource partitioning in a cetacean community from Uruguayan waters; Wiley Blackwell Publishing, Inc; Marine Mammal Science; 10-2023; 1-18
dc.identifier.issn
0824-0469
dc.identifier.uri
http://hdl.handle.net/11336/225361
dc.description.abstract
The study of resource partitioning within a community is central to understanding the processes that enable interspecific competition and coexistence. This study aimed to understand the resource partitioning and habitat preferences among odontocetes in Uruguay. We analyzed stable carbon and nitrogen isotopes data from the bone tissue of common dolphins (Delphinus delphis), Fraser's dolphins (Lagenodelphis hosei), false killer whales (Pseudorca crassidens), Lahille's bottlenose dolphins (Tursiops truncatus gephyreus), Burmeister's porpoises (Phocoena spinipinnis), and franciscana dolphins (Pontoporia blainvillei). Based on the isotopic values, false killer whale individuals were divided into two different ecological groups (ecotype 1 and 2). Isotopic values also suggest that franciscana dolphins, Burmeister's porpoises, Lahille's bottlenose dolphins, and false killer whales ecotype 1 feed on the continental shelf and/or high trophic level preys. At the other end of the gradient, values suggest Fraser's dolphins and false killer whales ecotype 2 use resources from the oceanic environment and/or lower trophic preys. Isotopic niche overlap was found between the common dolphin and Lahille's bottlenose dolphin and between Lahille's bottlenose dolphin and false killer whale ecotype 1. This work provides novel basic information about the trophic habit and feeding habitat of the odontocetes inhabiting one of the most important estuaries of South America.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Wiley Blackwell Publishing, Inc
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
FEEDING ECOLOGY
dc.subject
ISOTOPIC NICHE
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MARINE MAMMALS
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STABLE ISOTOPES
dc.subject.classification
Biología Marina, Limnología
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Ciencias Biológicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Resource partitioning in a cetacean community from Uruguayan waters
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2024-01-30T15:42:45Z
dc.journal.pagination
1-18
dc.journal.pais
Reino Unido
dc.journal.ciudad
Londres
dc.description.fil
Fil: Valdivia, Meica. Ministerio de Educación y Cultura. Museo Nacional de Historia Natural; Uruguay
dc.description.fil
Fil: Valenzuela, Luciano Oscar. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tandil; Argentina. Universidad Nacional del Centro de la Provincia de Buenos Aires. Facultad de Ciencias Sociales. Departamento de Arqueología. Laboratorio de Ecología Evolutiva Humana (Sede Quequén); Argentina
dc.description.fil
Fil: Berriel, Verónica. Universidad de la Republica; Uruguay
dc.description.fil
Fil: Rodriguez, Diego Horacio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina
dc.description.fil
Fil: Laporta, Paula. Universidad de la Republica; Uruguay
dc.description.fil
Fil: Drago, Massimiliano. Universidad de Barcelona; España
dc.description.fil
Fil: Cani, Alessandra. Universidad de Barcelona; España
dc.description.fil
Fil: Bergamino, Leandro. Universidad de la República; Uruguay
dc.journal.title
Marine Mammal Science
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://onlinelibrary.wiley.com/doi/10.1111/mms.13077
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1111/mms.13077
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