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SEASCAPE GENETICS OF THE ATLANTIC SPOTTED DOLPHIN (STENELLA FRONTALIS) BASED ON MITOCHONDRIAL DNA
Isolamento por distância
Isolamento por ambiente
Isolamento por resistência
Marcador matrilinear
Estrutura populacional
Isolation-by-distance
Isolation-by-environment
Isolation-by-resistance
Matrilineal marker
Population structure
Author
Amaral, Karina Bohrer do
Barragán-Barrera, Dalia C.
Mesa-Gutiérrez, Roosevelt A.
Farías-Curtidor, Nohelia
Gaitán, Susana Josefina Caballero
Méndez-Fernandez, Paula
Santos, Marcos C. Oliveira
Rinaldi, Caroline
Rinaldi, Renato
Siciliano, Salvatore
Martín, Vidal
Carrillo, Manuel
Meirelles, Ana Carolina O. de
Franco-Trecu, Valentina
Fagundes, Nelson J. R.
Moreno, Ignacio Benites
Knowles, L. Lacey
Amaral, Ana Rita
Barragán-Barrera, Dalia C.
Mesa-Gutiérrez, Roosevelt A.
Farías-Curtidor, Nohelia
Gaitán, Susana Josefina Caballero
Méndez-Fernandez, Paula
Santos, Marcos C. Oliveira
Rinaldi, Caroline
Rinaldi, Renato
Siciliano, Salvatore
Martín, Vidal
Carrillo, Manuel
Meirelles, Ana Carolina O. de
Franco-Trecu, Valentina
Fagundes, Nelson J. R.
Moreno, Ignacio Benites
Knowles, L. Lacey
Amaral, Ana Rita
Affilliation
Universidade Federal do Rio Grande do Sul. Laboratório de Sistemática e Ecologia de Aves e Mamíferos Marinhos. Porto Alegre, RS, Brasil.
Centro de Investigaciones Oceanográficas de Hidrográficas del Caribe CIOH-DIMAR, Barrio Bosque, Sector Manzanillo Escuela Naval de Cadetes “Almirante Padilla,” Cartagena, Colombia / Fundación Macuáticos Colombia, Colombia, Medellín, Colombia / Laboratorio de Ecología Molecular de Vertebrados Acuáticos (LEMVA), Departmento de Ciencias Biológicas, Universidad de los Andes. Bogota, Colombia.
Nicholas School of the Environment, Duke University, 9 Circuit Dr., Durham, NC 27710.
Fundación Macuáticos Colombia, Colombia, Medellín, Colombia.
Universidad de los Andes, Carrera 1E No 18A—12, Bogotá, Colombi.
CNRS, Pôle Analytique, 5 allées de l’Océan, 17000 La Rochelle, France.
Laboratório de Biologia da Conservação de Mamíferos Aquáticos (LABCMA), Departamento de Oceanografia Biológica, Instituto Oceanográfico, Universidade de São Paulo. São Paulo, SP, Brasil.
Association Evasion Tropicale (AET), 1 Rue des Palétuviers, Pigeon Bouillante, 97125 Guadeloupe, France.
Association Evasion Tropicale (AET), 1 Rue des Palétuviers, Pigeon Bouillante, 97125 Guadeloupe, France.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Rio de Janeiro, RJ, Brasil.
Sociedad para el Estudio de Cetáceos del Archipélago Canario (SECAC), Casa de los Arroyo, Avda. Coll n.6, 35500 Arrecife, Lanzarote, Spain.
Tenerife Conservación, C/Maya No. 8, La Laguna, Tenerife, Canary Islands, Spain.
Associação de Pesquisa e Preservação de Ecossistemas Aquáticos, Praia de Iparana. Caucaia, CE, Brasil.
Departamento de Ecología y Evolución, Facultad de Ciencias, UdelaR, Iguá 4225, 11400, Montevideo, Uruguay.
Laboratório de Genética Médica e Evolução, Departamento de Genética, Universidade Federal do Rio Grande do Sul.. Porto Alegre, RS, Brasil.
Centro de Estudos Costeiros, Limnológicos e Marinhos (CECLIMAR), Campus Litoral Norte, Universidade Federal do Rio Grande do Suldo Sul, Avenida Bento Gonçalves, 9500, Bloco III, Prédio 43312, 91501–970 Porto Alegre, RS, Brazil (Fagundes); the Centro de Estudos Costeiros, Limnológicos e Marinhos (CECLIMAR), Campus Litoral Norte, Universidade Federal do Rio Grande do Sul.
Department of Ecology and Evolutionary Biology, University of Michigan, 1105 North University Avenue, Ann Arbor, MI. USA.
Centre for Ecology, Evolution and Environmental Changes, Faculdade de Ciências, Universidade de Lisboa, Campo Grande, Lisboa, Portugal. / Sackler Institute for Comparative Genomics, American Museum of Natural History, 79th Street and Central Park West, New York, NY, USA.
Centro de Investigaciones Oceanográficas de Hidrográficas del Caribe CIOH-DIMAR, Barrio Bosque, Sector Manzanillo Escuela Naval de Cadetes “Almirante Padilla,” Cartagena, Colombia / Fundación Macuáticos Colombia, Colombia, Medellín, Colombia / Laboratorio de Ecología Molecular de Vertebrados Acuáticos (LEMVA), Departmento de Ciencias Biológicas, Universidad de los Andes. Bogota, Colombia.
Nicholas School of the Environment, Duke University, 9 Circuit Dr., Durham, NC 27710.
Fundación Macuáticos Colombia, Colombia, Medellín, Colombia.
Universidad de los Andes, Carrera 1E No 18A—12, Bogotá, Colombi.
CNRS, Pôle Analytique, 5 allées de l’Océan, 17000 La Rochelle, France.
Laboratório de Biologia da Conservação de Mamíferos Aquáticos (LABCMA), Departamento de Oceanografia Biológica, Instituto Oceanográfico, Universidade de São Paulo. São Paulo, SP, Brasil.
Association Evasion Tropicale (AET), 1 Rue des Palétuviers, Pigeon Bouillante, 97125 Guadeloupe, France.
Association Evasion Tropicale (AET), 1 Rue des Palétuviers, Pigeon Bouillante, 97125 Guadeloupe, France.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Rio de Janeiro, RJ, Brasil.
Sociedad para el Estudio de Cetáceos del Archipélago Canario (SECAC), Casa de los Arroyo, Avda. Coll n.6, 35500 Arrecife, Lanzarote, Spain.
Tenerife Conservación, C/Maya No. 8, La Laguna, Tenerife, Canary Islands, Spain.
Associação de Pesquisa e Preservação de Ecossistemas Aquáticos, Praia de Iparana. Caucaia, CE, Brasil.
Departamento de Ecología y Evolución, Facultad de Ciencias, UdelaR, Iguá 4225, 11400, Montevideo, Uruguay.
Laboratório de Genética Médica e Evolução, Departamento de Genética, Universidade Federal do Rio Grande do Sul.. Porto Alegre, RS, Brasil.
Centro de Estudos Costeiros, Limnológicos e Marinhos (CECLIMAR), Campus Litoral Norte, Universidade Federal do Rio Grande do Suldo Sul, Avenida Bento Gonçalves, 9500, Bloco III, Prédio 43312, 91501–970 Porto Alegre, RS, Brazil (Fagundes); the Centro de Estudos Costeiros, Limnológicos e Marinhos (CECLIMAR), Campus Litoral Norte, Universidade Federal do Rio Grande do Sul.
Department of Ecology and Evolutionary Biology, University of Michigan, 1105 North University Avenue, Ann Arbor, MI. USA.
Centre for Ecology, Evolution and Environmental Changes, Faculdade de Ciências, Universidade de Lisboa, Campo Grande, Lisboa, Portugal. / Sackler Institute for Comparative Genomics, American Museum of Natural History, 79th Street and Central Park West, New York, NY, USA.
Abstract
The Atlantic spotted dolphin (Stenella frontalis) is endemic to tropical, subtropical, and warm
temperate waters of the Atlantic Ocean. Throughout its distribution, both geographic distance and
environmental variation may contribute to population structure of the species. In this study, we
follow a seascape genetics approach to investigate population differentiation of Atlantic spotted
dolphins based on a large worldwide dataset and the relationship with marine environmental
variables. The results revealed that the Atlantic spotted dolphin exhibits population genetic
structure across its distribution based on mitochondrial DNA control region (mtDNA-CR) data.
Analyses based on the contemporary landscape suggested, at both the individual and population
level, that the population genetic structure is consistent with the isolation-by-distance model.
However, because geography and environmental matrices were correlated, and because in some,
but not all analyses, we found a significant effect for the environment, we cannot rule out the
addition contribution of environmental factors in structuring genetic variation. Future analyses
based on nuclear data are needed to evaluate whether local processes, such as social structure
and some level of philopatry within populations, may be contributing to the associations among
genetic structure, geographic, and environmental distance.
Keywords in Portuguese
DelphininaeIsolamento por distância
Isolamento por ambiente
Isolamento por resistência
Marcador matrilinear
Estrutura populacional
Keywords
DelphininaeIsolation-by-distance
Isolation-by-environment
Isolation-by-resistance
Matrilineal marker
Population structure
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