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dc.contributor.author
Fonseca, Emanuel M.
dc.contributor.author
Garda, Adrian A.
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Oliveira, Eliana F.
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Camurugi, Felipe
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Magalhães, Felipe de M.
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Lanna, Flávia M.
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Zurano, Juan Pablo
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Marques, Ricardo
dc.contributor.author
Vences, Miguel
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Gehara, Marcelo
dc.date.available
2022-10-31T12:50:35Z
dc.date.issued
2021-06
dc.identifier.citation
Fonseca, Emanuel M.; Garda, Adrian A.; Oliveira, Eliana F.; Camurugi, Felipe; Magalhães, Felipe de M.; et al.; The riverine thruway hypothesis: rivers as a key mediator of gene flow for the aquatic paradoxical frog Pseudis tocantins (Anura, Hylidae); Springer; Landscape Ecology; 36; 10; 6-2021; 3049-3060
dc.identifier.issn
0921-2973
dc.identifier.uri
http://hdl.handle.net/11336/175554
dc.description.abstract
Context: Rivers, landscape, and climate can alter patterns of gene flow and consequently, shape intraspecific genetic variation. While rivers are predicted to halt gene flow in terrestrial species, they may facilitate migration for aquatic species. Amphibians are usually seen as water-dependent, yet multiple studies have indicated that rivers exert a barrier effect on these organisms. Objectives: In this study, we investigated the effects of rivers and other abiotic factors, such as climate and geography on genetic variation of a highly aquatic frog (Pseudis tocantins) inhabiting central Brazil. Methods: We sequenced fragments of one mitochondrial and two nuclear genes of 179 individuals of P. tocantins from 19 localities along the Tocantins-Araguaia Basin in Brazil and used Generalized Dissimilarity Modeling (GDM) to test the role of rivers, landscape, and climate features on its genetic differentiation. Next, we tested three scenarios of migration along the Tocantins-Araguaia Basin using approximate Bayesian computation (ABC). Results: We found that genetic differentiation among localities is mostly explained by the influence of river connectivity. Conversely, elevation, slope, and past and current climate have little or no impact on genetic differentiation. Furthermore, our results show that patterns of migration took place directionally, from upstream to downstream sites. Conclusions: Rivers have shaped patterns of intraspecific diversity in P. tocantins by acting as the most important facilitator of gene flow. Therefore, we suggest that future research should include the role of rivers as a facilitator of gene flow, especially for those species that are associated with aquatic environments.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
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dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
LANDSCAPE GENETICS
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RIVER CONNECTIVITY
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SOUTH AMERICA
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TOCANTINS-ARAGUAIA BASIN
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Genética y Herencia
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
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dc.title
The riverine thruway hypothesis: rivers as a key mediator of gene flow for the aquatic paradoxical frog Pseudis tocantins (Anura, Hylidae)
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2022-10-11T14:06:55Z
dc.journal.volume
36
dc.journal.number
10
dc.journal.pagination
3049-3060
dc.journal.pais
Alemania
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dc.journal.ciudad
Berlin
dc.description.fil
Fil: Fonseca, Emanuel M.. Ohio State University; Estados Unidos
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Fil: Garda, Adrian A.. Universidade Federal do Rio Grande do Norte; Brasil
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Fil: Oliveira, Eliana F.. Universidade Federal do Mato Grosso do Sul; Brasil
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Fil: Camurugi, Felipe. Universidade Federal do Mato Grosso do Sul; Brasil
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Fil: Magalhães, Felipe de M.. Universidade Estadual da Paraiba; Brasil
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Fil: Lanna, Flávia M.. Ohio State University; Estados Unidos
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Fil: Zurano, Juan Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste. Instituto de Biología Subtropical. Instituto de Biología Subtropical - Nodo Puerto Iguazú | Universidad Nacional de Misiones. Instituto de Biología Subtropical. Instituto de Biología Subtropical - Nodo Puerto Iguazú; Argentina
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Fil: Marques, Ricardo. Universidade Estadual da Paraiba; Brasil
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Fil: Vences, Miguel. Universidad Técnica de Brunswick; Alemania
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Fil: Gehara, Marcelo. Rutgers University newark; Estados Unidos
dc.journal.title
Landscape Ecology
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/10.1007/s10980-021-01257-z
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10980-021-01257-z
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