Search Results - "Shibatta, Oscar A."

Influence of microhabitat on the richness of anuran species: a case study of different landscapes in the Atlantic Forest of southern Brazil by Figueiredo, Guilherme DE T, Storti, Luis Fernando, Lourenço-DE-Moraes, Ricardo, Shibatta, Oscar A, Anjos, Luiz Dos

“…Environmental heterogeneity is a factor which can help explain the higher local species richness. The objective of this study was to test if richness and…”
Get full text

Reappraisal of the systematics of Microglanis cottoides (Siluriformes, Pseudopimelodidae), a catfish from southern Brazil by Souza-Shibatta, Lenice, Tonini, João F R, Abrahão, Vitor P, Jarduli, Lucas R, Oliveira, Claudio, Malabarba, Luiz R, Sofia, Silvia H, Shibatta, Oscar A

“…The southern region of Brazil is characterized by high species diversity and endemism of freshwater fishes distributed across geographically isolated river…”
Get full text

Genetic Diversity of the Endangered Neotropical Cichlid Fish ( Gymnogeophagus setequedas ) in Brazil by Souza-Shibatta, Lenice, Kotelok-Diniz, Thais, Ferreira, Dhiego G, Shibatta, Oscar A, Sofia, Silvia H, de Assumpção, Lucileine, Pini, Suelen F R, Makrakis, Sergio, Makrakis, Maristela C

“…is a rare and rheophilic species of tribe Geophagini, considered endangered in Brazilian red lists. Its previously known geographical distribution range was…”
Get full text

Genetic Diversity of the Surubim-Do-Iguaçu, a Giant Catfish Species Threatened with Extinction: Recommendations for Species Conservation by Souza-Shibatta, Lenice, Ferreira, Dhiego G., Assumpção, Lucileine de, Shibatta, Oscar A., Sofia, Silvia H., Pini, Suelen F. R., Silva, Patricia S. da, Makrakis, Sergio, Makrakis, Maristela C.

“…Steindachneridion melanodermatum is the largest catfish of the Lower Iguaçu River and is endangered due to the habitat fragmentation caused by dams. Currently,…”
Get full text

Electric eels galore: microsatellite markers for population studies by Souza-Shibatta, Lenice, Ferreira, Dhiego G., Santos, Kátia F., Galindo, Bruno A., Shibatta, Oscar A., Sofia, Silvia H., Giacomin, Renata M., Bastos, Douglas A., Mendes-Júnior, Raimundo N. G., Santana, Carlos David de

“…Abstract Fourteen novel microsatellite loci are described and characterized in two species of electric eels, Electrophorus variiand E. voltaifrom floodplains…”
Get full text

Evidence of incipient speciation in Astyanax scabripinnis species complex (Teleostei: Characidae) by Castro, Jonathan P., Moura, Maurício O., Moreira-Filho, Orlando, Shibatta, Oscar A., Santos, Mateus H., Nogaroto, Viviane, Vicari, Marcelo R., Almeida, Mara C. de, Artoni, Roberto F.

“…Two populations of the Astyanax scabripinniscomplex, isolated by a waterfall with over 100 meters depth and inhabiting different altitudes of the same river…”
Get full text

Ontogeny of the brain of Microglanis garavelloi Shibatta and Benine 2005 (Teleostei: Siluriformes: Pseudopimelodidae) by Abrahão, Vitor P., Ballen, Gustavo A., Pastana, Murilo N. L., Shibatta, Oscar A.

“…The gross brain morphology and the peripheral olfactory organ of Microglanis garavelloi are described throughout development, and the relationship of these…”
Get full text

Diversity and distribution of ichthyofauna in streams of the middle and lower Tibagi river basin, Paraná, Brazil by Claro-García, Alexander, Assega, Fernando M., Shibatta, Oscar A.

“…This study investigates the distribution and structure of the assemblages of fishes in tributaries of middle and lower sections of Tibagi river basin. The…”
Get full text

New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from rio Tocantins basin, northern Brazil by Shibatta, Oscar A., Rocha, Marcelo S., Oliveira, Renildo R. de

“…Abstract A new species of Rhyacoglanis is described from the rapids of Jatobal, Pará State, Brazil. This species differs from the congeners by fusing hypurals…”
Get full text

Phylogeny of the Neotropical Pacman catfish genus Lophiosilurus (Siluriformes: Pseudopimelodidae) by Shibatta, Oscar A., Jarduli, Lucas R., Abrahão, Vitor P., Souza-Shibatta, Lenice

“…Abstract Lophiosilurus is a monotypic genus represented by L. alexandri, a species endemic to the São Francisco river basin, Brazil. In previous phylogenetic…”
Get full text

A new species of Bryconamericus (Characidae: Stevardiinae: Diapomini) from the upper rio Paraná basin, Brazil by Jerep, Fernando C., Shibatta, Oscar A.

“…ABSTRACT Bryconamericus is the most diverse genus within Stevardiinae, comprising 61 valid species distributed in Cis- and Trans-Andean basins from Panama in…”
Get full text

A new species of Hypostomus Lacépède, 1803 (Siluriformes: Loricariidae) from the upper rio Paraná basin, Southern Brazil by Jerep, Fernando C.(PUCRS Museu de Ciências e Tecnologia Laboratório de Ictiologia), Shibatta, Oscar A.(Universidade Estadual de Londrina Museu de Zoologia Departamento de Biologia Animal e Vegetal), Zawadzki, Cláudio H.(Universidade Estadual de Maringá NUPELIA Departamento de Biologia)

“…A new species of Hypostomus with large and spaced light roundish spots is described from the upper rio Paraná basin. Hypostomus multidens new species is…”
Get full text

Microglanis carlae, a new species of bumblebee catfish (Siluriformes: Pseudopimelodidae) from the río Paraguay basin in Paraguay by Alcaraz, Héctor S. Vera(Universidade Estadual de Maringá Núcleo de Pesquisas em Limnologia Ictiologia e Aqüicultura), Graça, Weferson J. da(Universidade Estadual de Maringá Núcleo de Pesquisas em Limnologia Ictiologia e Aqüicultura), Shibatta, Oscar A.(Universidade Estadual de Londrina Centro de Ciências Biológicas Departamento de Biologia Animal e Vegetal)

“…Microglanis carlae, new species, is described from the río Paraguay basin and distinguished from its congeners by the following combination of characters:…”
Get full text

Genetic variability in four samples of Neoplecostomus yapo (Teleostei: Loricariidae) from the rio Paranapanema basin, Brazil by Philippsen, Juliana S.(Universidade Estadual de Maringá Departamento de Biologia Núcleo de Pesquisas em Limnologia, Ictiologia e Aqüicultura), Renesto, Erasmo(Universidade Estadual de Maringá Departamento de Biologia Núcleo de Pesquisas em Limnologia, Ictiologia e Aqüicultura), Gealh, Ana Maria(Universidade Estadual de Ponta Grossa Departamento de Biologia Estrutural, Molecular e Genética), Artoni, Roberto F.(Universidade Estadual de Ponta Grossa Departamento de Biologia Estrutural, Molecular e Genética), Shibatta, Oscar A.(Universidade Estadual de Londrina Departamento de Biologia Animal e Vegetal), Zawadzki, Claudio H.(Universidade Estadual de Maringá Departamento de Biologia Núcleo de Pesquisas em Limnologia, Ictiologia e Aqüicultura)

“…Four samples of Neoplecostomus yapo were analyzed through the allozyme electrophoresis technique in corn starch gel. The allozyme pattern was similar to those…”
Get full text

Morphology of the gas bladder in bumblebee catfishes (Siluriformes, Pseudopimelodidae) by Birindelli, José L. O., Shibatta, Oscar A.

“…The gross morphology of the gas bladder is described and compared for representatives of all valid genera of Pseudopimelodidae (Siluriformes). Cephalosilurus…”
Get full text

Reappraisal of the systematics of Microglanis cottoides by Souza-Shibatta, Lenice, Tonini, João F. R, Abrahão, Vitor P, Jarduli, Lucas R, Oliveira, Claudio, Malabarba, Luiz R, Sofia, Silvia H, Shibatta, Oscar A

“…The southern region of Brazil is characterized by high species diversity and endemism of freshwater fishes distributed across geographically isolated river…”
Get full text

Dinâmica trófica de Plagioscion squamosissimus (Perciformes, Sciaenidae) em trechos de influência da represa Capivara (rios Paranapanema e Tibagi) by Bennemann, Sirlei T.(Universidade Estadual de Londrina Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas Programa de Pós-Graduação em Ciências Biológicas), Capra, Luiz G.(Universidade Estadual de Londrina Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas Programa de Pós-Graduação em Ciências Biológicas), Galves, Wanner(Universidade Estadual de Londrina Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas Programa de Pós-Graduação em Ciências Biológicas), Shibatta, Oscar A.(Universidade Estadual de Londrina Departamento de Biologia Animal e Vegetal, Centro de Ciências Biológicas Programa de Pós-Graduação em Ciências Biológicas)

“…Plagioscion squamosissimus (Heckel, 1840) foi estudada em cinco trechos de influência da represa Capivara nos rios Paranapanema e Tibagi. As amostragens foram…”
Get full text

Ichthyofauna of the Água das Araras stream, Paranapanema River basin, upper Paraná River system, Southern Brazil by Galindo, Bruno A., Costa, Alexandro D. A., Ferreira, Dhiego G., Garcia, Thiago D., Frota, Augusto, Frantine-Silva, Wilson, Rauber, Rafaela G., Nascimento, Raul H. C., Zanatta, Augusto S., Shibatta, Oscar A., Birindelli, José L. O.

“…This study comprises the first fish inventory of the Água das Araras stream, a small tributary of the Laranjinha River, in the upper Paraná River basin. Four…”
Get full text

Molecular biogeography of the Neotropical fish Hoplias malabaricus (Erythrinidae:Characiformes) in the Iguaçu, Tibagi, and Paraná Rivers by Dergam, Jorge A., Suzuki, Harumi Irene, Shibatta, Oscar A., Duboc, Luiz F., Júlio Jr, Horácio F., Giuliano-Caetano, Lúcia, Black IV, William C.

“…Hoplias malabaricus, the common trahira, extended its range into the Iguaçu River sometime in the last decades. To determine levels of genetic differentiation…”
Get full text

Diversity and distribution of ichthyofauna in streams of the middle and lower Tibagi river basin, Paran aacute;, Brazil by Alexander Claro-García, Fernando M. Assega, Oscar A. Shibatta

“…This study investigates the distribution and structure of the assemblages of fishes in tributaries of middle and lower sections of Tibagi river basin. The…”
Get full text