v. 6, n. 1,
January / March 2008
Biology of Isopisthus parvipinnis: an abundant sciaenid species captured bycatch during sea-bob shrimp fishery in Brazil
Renato M. Romero, Leonardo E. Moraes, Marcella N. Santos, Gecely R. A. Rocha and Mauricio Cetra
Characidium heirmostigmata, a new characidiin fish (Characiformes: Crenuchidae) from the upper rio Paraná basin, Brazil
Weferson J. da Graça and Carla S. Pavanelli
Cytogenetic characterization of Hypostomus nigromaculatus (Siluriformes: Loricariidae)
Marceléia Rubert, Cláudio H. Zawadzki and Lucia Giuliano-Caetano
Cytogenetic studies in three species of Lutjanus (Perciformes: Lutjanidae: Lutjaninae) from the Isla Margarita, Venezuela
Mauro Nirchio, Rodolfo Rondón, Claudio Oliveira, Irani A. Ferreira, Cesar Martins, Julio Pérez, Luciana Sola and Anna Rita Rossi
Cytogenetic study of two species of the family Pimelodidae (Siluriformes) collected in lago Guaíba, Rio Grande do Sul, Brazil
Fernando Rodrigo Treco, Luiz R. Malabarba, Lucia Giuliano-Caetano and Ana Lúcia Dias
Feeding association between benthic and nektonic Neotropical stream fishes
Fabrício Barreto Teresa and Fernando Rogério Carvalho
Ituglanis mambai, a new subterranean catfish from a karst area of Central Brazil, rio Tocantins basin (Siluriformes: Trichomycteridae)
Maria Elina Bichuette and Eleonora Trajano
Phylogeography of the Neotropical catfish Pimelodus albicans (Siluriformes: Pimelodidae) from río de la Plata basin, South America, and conservation remarks
Julia Vergara, María de las Mercedes Azpelicueta and Graciela Garcia
Population structure, growth and fishery yield of Leporinus acutidens (Valenciennes, 1837) (Teleostei: Anostomidae) in Yacyretá Reservoir (Argentina)
Patricia R. Araya, Angelo A. Agostinho and José A. Bechara
Potamotrygon boesemani (Chondrichthyes: Myliobatiformes: Potamotrygonidae), a new species of Neotropical freshwater stingray from Surinam
Ricardo S. Rosa, Marcelo R. de Carvalho and Cristiane de Almeida Wanderley
Revision of the species of the genus Cathorops (Siluriformes: Ariidae) from Mesoamerica and the Central American Caribbean, with description of three new species
Alexandre P. Marceniuk and Ricardo Betancur-R.
Trichomycterus igobi, a new catfish species from the rio Iguaçu drainage: the largest head in Trichomycteridae (Siluriformes: Trichomycteridae)
Wolmar B. Wosiacki and Mário de Pinna