v. 21, n. 1,

January / March 2023

New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin

Oscar Akio Shibatta and Lenice Souza-Shibatta

PDF: EN XML: EN | Supplementary: S1 S2 S3 S4 S5

Dimethyl acetamide and dimethyl sulfoxide associated at glucose and egg yolk for cryopreservation of Pseudoplatystoma corruscans semen

Johanna Maritza Cano Velarde, Natalia Marins Bastos, Laícia Carneiro-Leite, Laís Pedroso Borges, Edson Guilherme Vieira, Rosicleire Veríssimo-Silveira and Alexandre Ninhaus-Silveira

PDF: EN XML: EN

Redescription and diagnoses of the genera Profundulus and Tlaloc (Cyprinodontiformes: Profundulidae), Mesoamerican endemic fishes

Sara E. Domínguez-Cisneros, Omar Domínguez-Domínguez, Ernesto Velázquez-Velázquez and Rodolfo Pérez-Rodríguez

PDF: EN XML: EN

Genetic diversity of the species Cnesterodon hypselurus (Cyprinodontiformes: Poeciliidae) in Cinzas River basin: new record and headwater capture evidences

Dhiego G. Ferreira, Bruno A. Galindo, Tais C. de Souza, Leonardo B. Pereira, Victor A. P. Bernardes, Ana J. C. Marques, Wilson Frantine-Silva, Thais Kotelok-Diniz, Carlos E. G. Aggio, Caroline Apolinário-Silva, Augusto S. Zanatta and Silvia H. Sofia

PDF: EN XML: EN | Supplementary: S1 S2

Fishers’ knowledge on abundance and trophic interactions of the freshwater fish Plagioscion squamosissimus (Perciformes: Sciaenidae) in two Amazonian rivers

Márcia Caroline Friedl Dutra, Paula Evelyn Rubira Pereyra, Hallwass, Mark Poesch and Azevedo Matias Silvano

PDF: EN XML: EN | Supplementary: S1 S2 S3 S4 S5 S6

A new sexually dichromatic miniature Characidium (Characiformes: Crenuchidae) from the rio Guaporé, rio Madeira basin, Brazil, with remarkable morphological novelties to the genus

Angela Maria Zanata, Leonardo Oliveira-Silva and Willian M. Ohara

PDF: EN XML: EN

A new species of Rineloricaria (Siluriformes: Loricariidae) from coastal drainages of Rio de Janeiro, southeastern Brazil

Eduardo Mejia, Gustavo A. Ferraro and Paulo A. Buckup

PDF: EN XML: EN | Supplementary: S1 S2 S3

v. 21, n. 1,

January / March 2023

New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin

Dimethyl acetamide and dimethyl sulfoxide associated at glucose and egg yolk for cryopreservation of Pseudoplatystoma corruscans semen

Redescription and diagnoses of the genera Profundulus and Tlaloc (Cyprinodontiformes: Profundulidae), Mesoamerican endemic fishes

Genetic diversity of the species Cnesterodon hypselurus (Cyprinodontiformes: Poeciliidae) in Cinzas River basin: new record and headwater capture evidences

Fishers’ knowledge on abundance and trophic interactions of the freshwater fish Plagioscion squamosissimus (Perciformes: Sciaenidae) in two Amazonian rivers

A new sexually dichromatic miniature Characidium (Characiformes: Crenuchidae) from the rio Guaporé, rio Madeira basin, Brazil, with remarkable morphological novelties to the genus

Ichthyofauna on the move: fish colonization and spread through the São Francisco Interbasin Water Transfer Project

Water-level fluctuations lead to changes in the diet of an omnivorous fish in a floodplain

Morphological study of the digestive tract of the cardinal tetra, Paracheirodon axelrodi (Characiformes: Characidae)

Fish functional trophic groups in headwater karst streams from the Upper Paraguay River basin

Dynamics of fish larvae recruitment in the hydrographic basin of the Paraguay River in western Brazil

New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil

A new species of Rineloricaria (Siluriformes: Loricariidae) from coastal drainages of Rio de Janeiro, southeastern Brazil

A new Poptella from the rio Xingu basin, Brazil (Characiformes: Characidae)

Early life history of two Neotropical Triportheidae fish (Characiformes)

A new species of barred Sternopygus (Gymnotiformes: Sternopygidae) from the Orinoco River