matheus-pizzo – Página: 12 – Neotropical Ichthyology

Polymorphism of 5S and 18S ribosomal DNA in a conserved karyotype of the two Hypostomus strigaticeps (Siluriformes: Loricariidae) populations from the upper Paraná River basin

Lígia Carla Balini, Rafael Fernando de Melo, Ana Luiza de Brito Portela-Castro, Cláudio Henrique Zawadzki, Marcos Otávio Ribeiro, Carlos Alexandre Fernandes and Luciana Andreia Borin-Carvalho

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Polymorphism of 5S and 18S ribosomal DNA in a conserved karyotype of the two Hypostomus strigaticeps (Siluriformes: Loricariidae) populations from the upper Paraná River basin Read More »

Taxonomy and morphology of three species of Psammobatis distributed in the Southwestern Atlantic Ocean (Rajiformes: Arhynchobatidae) with notes on intraspecific variation

Evelyn F. Santiago and Karla D. A. Soares

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Taxonomy and morphology of three species of Psammobatis distributed in the Southwestern Atlantic Ocean (Rajiformes: Arhynchobatidae) with notes on intraspecific variation Read More »

Spatial and trophic structure drive ecomorphological patterns of fish assemblages in oligotrophic headwater streams of northwestern Amazonia

Francisco Javier Luque and Gabriel J. Colorado Z.

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Spatial and trophic structure drive ecomorphological patterns of fish assemblages in oligotrophic headwater streams of northwestern Amazonia Read More »

Geometric morphometrics reveal a potential hybridization zone in endemic species of Hypancistrus (Siluriformes: Loricariidae) from the lower and middle rio Xingu

Franciele Fernanda Kerniske, Roger Henrique Dalcin, Leandro Melo de Sousa and Roberto Ferreira Artoni

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Geometric morphometrics reveal a potential hybridization zone in endemic species of Hypancistrus (Siluriformes: Loricariidae) from the lower and middle rio Xingu Read More »

Conservation status of the freshwater fish species from Ceará State, Brazil

Maria Cecília Feitoza Gomes, Patricia Charvet, Leonardo Mesquita Pinto, Ronaldo César Gurgel-Lourenço, Telton Pedro Anselmo Ramos, Sergio Maia Queiroz Lima, Carlos Alberto de Sousa Rodrigues-Filho, Danielle Sequeira Garcez and Jorge Iván Sánchez-Botero

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Conservation status of the freshwater fish species from Ceará State, Brazil Read More »

Genetic variability and population structure of Osteoglossum bicirrhosum (Osteoglossiformes: Osteoglossidae) in the Amazon basin

Themis Jesus Silva, Valéria Nogueira Machado, Emerson Carlos Soares, Tomas Hrbek and Izeni Pires Farias

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Genetic variability and population structure of Osteoglossum bicirrhosum (Osteoglossiformes: Osteoglossidae) in the Amazon basin Read More »

A new species of whiptail catfish Rineloricaria (Siluriformes: Loricariidae) from Macaé and São João river basins, southeastern Brazil

Eduardo Mejia, Gustavo A. Ferraro and Igor C. A. Souto-Santos

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A new species of whiptail catfish Rineloricaria (Siluriformes: Loricariidae) from Macaé and São João river basins, southeastern Brazil Read More »

Molecular cloning and gene expression of desaturases and elongases in embryos, larvae, and adults of bay snook Petenia splendida (Cichliformes: Cichlidae)

Luis Daniel Jiménez-Martínez, Gloria Gertrudys Asencio-Alcudia, Carlos Alfonso Álvarez-González, Alejandra del C. Castillo-Collado, Vicente Morales-Garcia, Carina Shianya Alvarez-Villagomez, Candelario Rodríguez-Pérez, Rafael Martínez-García, César Sepúlveda-Quiroz and Graciela María Pérez-Jiménez

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Molecular cloning and gene expression of desaturases and elongases in embryos, larvae, and adults of bay snook Petenia splendida (Cichliformes: Cichlidae) Read More »

Head morphology and diet of whiptail catfishes (Loricariidae: Loricariinae)

Guilherme H. Silva, Jaquelini O. Zeni and Francisco Langeani

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Head morphology and diet of whiptail catfishes (Loricariidae: Loricariinae) Read More »

Reproductive biology of Copella arnoldi (Characiformes: Lebiasinidae), a terrestrial-spawning fish from the Amazon

Rafael R. Farias, Nathalia C. López-Rodríguez, Liziane A. B. Gonçalves, Camilla de N. da S. C. Tavares, Rossineide M. Rocha, Tiago M. da S. Freitas and Luciano F. de A. Montag

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Reproductive biology of Copella arnoldi (Characiformes: Lebiasinidae), a terrestrial-spawning fish from the Amazon Read More »