Phenotypic plasticity associated to environmental hypoxia in the neotropical serrasalmid Piaractus mesopotamicus (Holmberg, 1887) (Characiformes: Serrasalmidae)
María Alejandra Fernández-Osuna and Pablo Augusto Scarabotti
Morphological and morphometric analysis of skeletal muscle between male and female young adult Colossoma macropomum (Characiformes: Serrasalmidae)
Fernanda De Mello, Daruzi Felippe, Leandro C. Godoy, Nívia Lothhammer, Luis R. J. Guerreiro and Danilo P. Streit Jr.
Molecular identification of intergenus crosses involving catfish hybrids: risks for aquaculture production
Diogo T. Hashimoto, Fernanda D. Prado, Fausto Foresti and Fábio Porto-Foresti
Microstructural chromosome reorganization in the genus Trichomycterus (Siluriformes: Trichomycteridae)
Maria Lígia M. de Oliveira, Ricardo Utsunomia, José Carlos Pansonato-Alves, Priscilla C. Scacchetti, Cleberson C. Primo, Marcelo R. Vicari, Roberto F. Artoni, Liano Centofante, Orlando Moreira-Filho, Claudio Oliveira and Fausto Foresti
Ecology of Mylesinus paucisquamatus Jégu & Santos, 1988, an endangered fish species from the rio Tocantins basin
Oscar B. Vitorino Júnior, Carlos S. Agostinho and Fernando M. Pelicice
Early Pleistocene lineages of Bagre bagre (Linnaeus, 1766) (Siluriformes: Ariidae), from the Atlantic coast of South America, with insights into the demography and biogeography of the species
Wemerson C. da Silva, Alexandre P. Marceniuk, João Braullio L. Sales and Juliana Araripe
Diet-morphology relationship in the stream-dwelling characid Deuterodon stigmaturus (Gomes, 1947) (Characiformes: Characidae) is partially conditioned by ontogenetic development
Renato Bolson Dala-Corte, Eliane Regina da Silva and Clarice Bernhardt Fialho
Cytogenetic analysis of Baryancistrus xanthellus (Siluriformes: Loricariidae: Ancistrini), an ornamental fish endemic to the Xingu River, Brazil
Larissa A. Medeiros, Eduardo G. Ginani, Leandro M. Sousa, Lúcia H. Rapp Py- Daniel and Eliana Feldberg