The habitat use of longsnout seahorse Hippocampus reidi in a subtropical Brazilian estuary
Julia Maria Maccari, Johnatas Adelir-Alves, Natalie Villar Freret-Meurer and Pedro Carlos Pinheiro
DNA barcoding highlights taxonomic uncertainties and cryptic lineages of São Francisco River basin fishes
Denis Bruno Santos Marques Nunes, Alany Itala Pontes, Leandro Ferreira dos Santos, Leonardo Luís Calado, Luciano Freitas Barros-Neto, Silvia Yasmin Lustosa-Costa, Sergio Maia Queiroz Lima and Uedson Pereira Jacobina
Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”
Priscilla Caroline Silva, Karine Orlandi Bonato, Vinícius A. Bertaco and Luiz Roberto Malabarba
Two new species of Neoplecostomus (Siluriformes: Loricariidae) from high altitudes of the upper rio Paraná basin, Brazil
Pedro L. C. Uzeda, Isabel Paiola, Poliana S. Cesar, Vitor Kenzo N. Okubo, Wellington J. Marques-Frisoni, Breno N. Andrade and Francisco Langeani
The impacts of wild boars (Sus scrofa) on fish community and on instream physical habitat of two small streams in a protected area in Brazil
Marina F. Moreira, Larissa B. S. Milhomens, Pedro L. C. Uzeda, Ana Luiza V. Andrade and Paulo S. Pompeu
Activation of cannabinoid type 2 (CB2) receptors promotes the maintenance of redox homeostasis and protects against oxidative distress in the Neotropical freshwater fish matrinxã Brycon amazonicus (Characiformes: Bryconidae)
Suzana Luisa Alves Fernandes, Yan Costa Gonçalves, Francisco Tadeu Rantin, Ana Lúcia Kalinin and Diana Amaral Monteiro
Dams and agricultural lands affect energy sources and the trophic position of fish in a floodplain
Vinícius de Andrade Urbano, Driele Delanira-Santos, Matheus Maximilian Ratz Scoarize and Evanilde Benedito
Stream fish assemblages in the Eastern Amazon: the role of small tetras (Characidae) in alpha diversity and taxonomic structure
Lilian Casatti, Gabriel Lourenço Brejão, Fernando Rogério Carvalho, Victoria Santos da Costa, Gabriel Martins da Cruz, Karina Dias-Silva, Francisco Langeani, Maria Dayanne Lima de Lucena, José Max Barbosa Oliveira-Junior, Thaisa Sala Michelan, Luciano Fogaça de Assis Montag, Beatriz da Cruz Oliveira, Lidia Brasil Seabra and Leandro Juen
New species of Pseudacanthicus (Siluriformes: Loricariidae) from the rio Xingu, Amazon, Brazil
Maria Letícia Batista Galvão Lopes, Leandro Melo de Sousa and Carine Cavalcante Chamon