All Issues – Neotropical Ichthyology

A new, narrowly distributed, and critically endangered species of Characidium (Characiformes: Crenuchidae) from the Distrito Federal, Central Brazil

Marcelo Roberto Souto de Melo, Mauro César Lambert de Brito Ribeiro and Flávio César Thadeo de Lima
PDF: EN XML: EN

Population genetics of three threatened catfish species in heterogeneous environments of the Cauca River, Colombia

Natalia Restrepo-Escobar, Anny Johanna Yepes-Acevedo and Edna Judith Márquez
PDF: EN XML: EN

Adjustments in population and reproductive dynamics of native and non-native congeneric species during 26 years after invasion

Amanda Cantarute Rodrigues, Natália Carneiro Lacerda dos Santos, Matheus Tenório Baumgartner and Luiz Carlos Gomes
PDF: EN XML: EN

Development of microsatellite loci and population genetics in the bumblebee catfish species Pseudopimelodus atricaudus and Pseudopimelodus magnus (Siluriformes: Pseudopimelodidae)

José David Rangel-Medrano and Edna Judith Márquez
PDF: EN XML: EN

The genital and anal papillae of Compsura heterura (Characidae: Cheirodontinae): morphological structure and possible role in insemination

Antônio Queiroz Lezama and Luiz R. Malabarba
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A new Hyphessobrycon (Characiformes: Characidae) of the Hyphessobrycon heterorhabdus species-group from the lower Amazon basin, Brazil

Tiago C. Faria, Karen L. A. GuimarãeS, Luís R. R. Rodrigues, Claudio Oliveira and Flávio C.T. Lima
PDF: EN XML: EN | Supplementary: S1, S2, S3

Taxonomic and phylogenetic beta diversity in headwater stream fish communities of the Paraná and Paraguai River basins

Gabriel Nakamura, Wagner Vicentin and Yzel Rondon Súarez
PDF: EN XML: EN | Supplementary: S1, S2 , S3

Development of microsatellite loci and population genetics of the catfish Pimelodus yuma (Siluriformes: Pimelodidae)

Cristhian Danilo Joya, Ricardo Marcel Landínez-García and Edna Judith Márquez
PDF: EN XML: EN | Supplementary: S1, S2, S3

Two new species of Knodus (Characidae: Stevardiinae) from the upper rio Tocantins basin, with evidence of ontogenetic meristic changes

Gabriel de Carvalho Deprá, Renata Rúbia Ota, Oscar Barroso Vitorino Júnior and Renata Rúbia Ota
PDF: EN XML: EN

Chromosome analysis in Saccodon wagneri (Characiformes) and insights into the karyotype evolution of Parodontidae

Mauro Nirchio, Maria Cecilia Masache, Fabilene Gomes Paim, Marcelo de Bello Cioffi, Orlando Moreira Filho, Ramiro Barriga, Claudio Oliveira and Anna Rita Rossi
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The most important fishery resource in the Amazon, the migratory catfish Brachyplatystoma vaillantii (Siluriformes: Pimelodidae), is composed by an unique and genetically diverse population in the Solimões-Amazonas River System

Kyara Martins Formiga, Jacqueline da Silva Batista and José Antônio Alves-Gomes
PDF: EN XML: EN | Supplementary: S1, S2, S3, S4

Hydropower affects fish trophic structure both downstream of the dam and upstream of the reservoir

Patrícia Santos Fráguas and Paulo Santos Pompeu
PDF: EN XML: EN | Supplementary: S1, S2, S3

Contributions to the taxonomy of Trachelyopterus (Siluriformes): comparative cytogenetic analysis in three species of Auchenipteridae

Dayane Petik dos Santos, Denise Felicetti, Lucas Baumgärtner, Vladimir Pavan Margarido, Daniel Rodrigues Blanco, Orlando Moreira-Filho and Roberto Laridondo Lui
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Population genetics of the endangered catfish Pseudoplatystoma magdaleniatum (Siluriformes: Pimelodidae) based on species-specific microsatellite loci

Kevin León García-Castro, José David Rangel-Medrano, Ricardo Marcel Landínez-García and Edna Judith Márquez
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Age-associated hemogram and ultrastructural leukocyte morphology in Pygocentrus nattereri (Characiformes: Serrasalmidae) from the Brazilian Pantanal

Mayara S. Siqueira, Taynara R. F. Leão, Robson A. Rodrigues, Karine N. N. Farias, André L. N. Silva, Sandriely F. Marcondes, Marcelo L. Veiga, Lilian Franco-Belussi and Carlos E. Fernandes
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Comparative characterization of digestive proteases in redhead cichlid (Vieja melanurus) and twoband cichlid (Vieja bifasciata) (Percoidei: Cichlidae)

Carlos Alfonso Frías-Quintana, Emyr Saul Peña-Marín, Carlos David Ramírez-Custodio, Rafael Martínez-García, Luis Daniel Jiménez-Martínez, Susana Camarillo-Coop, Rocío Guerrero-Zárate, Gloria Gertrudys Asencio-Alcudia and Carlos Alfonso Álvarez-González
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Cytomolecular investigations using repetitive DNA probes contribute to the identification and characterization of Characidium sp. aff. C. vidali (Teleostei: Characiformes)

Maria Lígia Marques de Oliveira, Fabilene Gomes Paim, Érica Alves Serrano de Freitas, Claudio Oliveira and Fausto Foresti

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Organization of the cephalic lateral-line canals in Electrophorus varii de Santana, Wosiacki, Crampton, Sabaj, Dillman, Mendes-Júnior & Castro e Castro, 2019 (Gymnotiformes: Gymnotidae)

Gabriel Verçoza, Akemi Shibuya, Douglas A. Bastos, Jansen Zuanon and Lúcia H. Rapp Py-Daniel

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

Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba

Thiago Silva Loboda, Carlos A. Lasso, Ricardo de Souza Rosa and Marcelo Rodrigues de Carvalho

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

Deep-sea anglerfishes (Lophiiformes: Ceratioidei) from off northeastern Brazil, with remarks on the ceratioids reported from the Brazilian Exclusive Economic Zone

Michael Maia Mincarone, Gabriel Vinícius Felix Afonso, Fabio Di Dario, Leandro Nolé Eduardo, Thierry Frédou, Flávia Lucena-Frédou, Arnaud Bertrand and Theodore Wells Pietsch

PDF: EN XML: EN

Integrative taxonomy reveals disjunct distribution and first record of Hoplias misionera (Characiformes: Erythrinidae) in the Amazon River basin: morphological, DNA barcoding and cytogenetic considerations

Karen L. A. Guimarães, Juan J. Rosso, Mendelsohn F. B. Souza, Juan M. Díaz de Astarloa and Luís R. R. Rodrigues

PDF: EN XML: EN | Supplementary: S1

Age and growth of Pseudoplatystoma corruscans (Siluriformes: Pimelodidae) at the confluence of the Paraná and Paraguay rivers

Leandro Balboni, Facundo Vargas and Darío Colautti

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A new species of Moenkhausia (Characiformes: Characidae) from the rio Madeira basin, Brazil, with comments on the evolution and development of the trunk lateral line system in characids

Manoela Maria Ferreira Marinho, Willian Massaharu Ohara and Fernando Cesar Paiva Dagosta

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Evidence on the paleodrainage connectivity during Pleistocene: Phylogeography of a hypoptopomatine endemic to southeastern Brazilian coastal drainages

Nathália Luiz Pio and Tiago P. Carvalho

PDF: EN XML: EN | Supplementary: S 1, S2, S3, S4

The distribution of Cteniloricaria (Siluriformes: Loricariidae): known and new records in Brazil suggest headwater captures as drivers of disjoint distribution

Alejandro Londoño-Burbano, Marina Barreira Mendonça and Roberto E. Reis

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A new species of Characidium (Characiformes: Crenuchidae) from the Chapada dos Veadeiros, Goiás, Brazil

Marcelo R. S. Melo, Bárbara B. Bouquerel, Flávia T. Masumoto, Rayane S. França and André L. Netto-Ferreira

PDF: EN XML: EN

Molecular cytogenetics insights in two pelagic big-game fishes in the Atlantic, the tarpon, Megalops atlanticus(Elopiformes: Megalopidae), and the sailfish, Istiophorus platypterus (Istiophoriformes: Istiophoridae)

Rodrigo Xavier Soares, Gideão Wagner Werneck Félix da Costa, Marcelo de Bello Cioffi, Luiz Antonio Carlos Bertollo, Clóvis Coutinho da Motta-Neto and Wagner Franco Molina

PDF: EN XML: EN

Redescription of the Rio skate Rioraja agassizii (Rajiformes: Arhynchobatidae) with notes on internal anatomy and intraspecific variation

Karla D. A. Soares, Renan A. Moreira and Ulisses L. Gomes

PDF: EN XML: EN

Anthropogenic river fragmentation reduces long-term viability of the migratory fish Salminus brasiliensis (Characiformes: Bryconidae) populations

Josiane Ribolli, Evoy Zaniboni-Filho, Carolina Barros Machado, Tailise Carolina de Souza Guerreiro, Patrícia Domingues de Freitas and Pedro Manoel Galetti Jr

PDF: EN XML: EN | Supplementary: S1

Genetic diversity in two threatened species of guitarfish (Elasmobranchii: Rhinobatidae) from the Brazilian and Argentinian coasts: an alert for conservation

Vanessa P. Cruz, Aisni M.C. L. Adachi, Pablo H. Oliveira, Giovana S. Ribeiro, Fabilene G. Paim, Bruno C. Souza, Alexandre S.F. Rodrigues, Marcelo Vianna, Sergio M. Delpiani, Juan Martín Díaz de Astarloa, Matheus M. Rotundo, Fernando F. Mendonça, Claudio Oliveira, Rosangela P. Lessa and Fausto Foresti

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

Fish die-off in river and reservoir: A review on anoxia and gas supersaturation

Angelo Antonio Agostinho, Diego Correa Alves, Luiz Carlos Gomes, Rosa Maria Dias, Miguel Petrere Jr and Fernando Mayer Pelicice

PDF: EN XML: EN | Supplementary: S1

Molecular identification of Brachygenys and Haemulon species (Perciformes: Haemulidae) from the Brazilian coast

Najila Nolie Catarine Dantas Cerqueira, Matheus Marcos Rotundo, Alexandre Pires Marceniuk, Vanessa Paes da Cruz, Fausto Foresti and Claudio Oliveira

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

Radiotagging a long-distance migratory characid fish: reproduction after surgery, tag losses, and effects in weight

Alexandre Peressin, João de Magalhães Lopes, Alessandra Gomes Bedore, Carlos Bernardo Mascarenhas Alves, Ivo Gavião Prado and Paulo Santos Pompeu

PDF: EN XML: EN

Morphological divergences as drivers of diet segregation between two sympatric species of Serrapinnus (Characidae: Cheirodontinae) in macrophyte stands in a neotropical floodplain lake

Bruna Caroline Kotz Kliemann, Eliana Maria Galdioli, Andréa Bialetzki and Rosilene Luciana Delariva

PDF: EN XML: EN | Supplementary: S1

A new miniature species of Priocharax (Characiformes: Characidae) from the upper rio Ipixuna, Purus drainage, Brazil

George Mendes Taliaferro Mattox, Camila da Silva de Souza, Mônica Toledo-Piza and Claudio Oliveira

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

Reproductive biology of seven fish species of commercial interest at the Ramsar site in the Baixada Maranhense, Legal Amazon, Brazil

Irayana Fernanda da Silva Carvalho, Lorrane Gabrielle Cantanhêde, Ana Luiza Caldas Diniz, Raimunda Nonata Fortes Carvalho-Neta and Zafira da Silva de Almeida

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

Hypostomus hermanni redescription and a new species of Hypostomus (Siluriformes: Loricariidae) from Upper Paraná River basin, Brazil

Angelica Corrêa Dias and Cláudio Henrique Zawadzki

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Diversity of Loricariidae (Actinopterygii: Siluriformes) assemblages in two Conservation Areas of the Middle Xingu River, Brazilian Amazon, and their suitability for sustainable ornamental fisheries

Maria Dayanne Lima de Lucena, Tatiana da Silva Pereira, Alany Pedrosa Gonçalves, Karina Dias Silva and Leandro Melo de Sousa

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A cascade of dams affects fish spatial distributions and functional groups of local assemblages in a subtropical river

Jaqueline de Bem, Josiane Ribolli, Cristhiana Röpke, Kirk O. Winemiller and Evoy Zaniboni-Filho

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Taxonomic loss and functional reduction over time in the ichthyofauna of the Taquaruçu Reservoir, lower Paranapanema River, Southern Brazil

João D. Ferraz, Armando C. R. Casimiro, Diego A. Z. Garcia, Alan D. Pereira, Lucas R. Jarduli, Fernanda S. de Almeida and Mário L. Orsi

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The cost of gold: Mercury contamination of fishes in a Neotropical river food web

Carmen G. Montaña, Elford Liverpool, Donald C. Taphorn and Christopher M. Schalk

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Body size responses to land use in stream fish: the importance of different metrics and functional groups

Crisla Maciel Pott, Renato Bolson Dala-Corte and Fernando Gertum Becker

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

Drastic reduction of the functional diversity of native ichthyofauna in a Neotropical lake following invasion by piscivorous fishes

Carla Patrícia de Souza, Carlos Alberto de Sousa Rodrigues-Filho, Francisco Antônio Rodrigues Barbosa and Rafael Pereira Leitão

PDF: EN XML: EN | Supplementary: S1 S2 | Cite this article

Negative impacts of mining on Neotropical freshwater fishes

Valter M. Azevedo-Santos, Marlene S. Arcifa, Marcelo F. G. Brito, Angelo A. Agostinho, Robert M. Hughes, Jean R.S. Vitule, Daniel Simberloff, Julian D. Olden and Fernando M. Pelicice

PDF: EN XML: EN | Supplementary: S1-S9

Taxonomic and functional turnover of Amazonian stream fish assemblages is determined by deforestation history and environmental variables at multiple scales

Gabriel L. Brejão, David J. Hoeinghaus, Camilo A. Roa-Fuentes, María Angélica Pérez-Mayorga, Silvio F. B. Ferraz and Lilian Casatti

PDF: EN XML: EN | Supplementary: S1 S2 S3 S4 S5 S6 S7

Functional responses of stream fish communities to rural and urban land uses

Natali Oliva Roman Miiller, Almir Manoel Cunico, Éder André Gubiani and Pitágoras Augusto Piana

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

Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

Luiza Bangoim Leal, David J. Hoeinghaus, Zacchaeus G. Compson, Angelo A. Agostinho, Rodrigo Fernandes and Fernando M. Pelicice

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

Assessing extinction risk from geographic distribution data in Neotropical freshwater fishes

Victor A. Tagliacollo, Fernando Cesar Paiva Dagosta, Mário de Pinna, Roberto E. Reis and James S. Albert

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Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

André Lincoln B. Magalhães, Luis Artur V. Bezerra, Vanessa S. Daga, Fernando M. Pelicice, Jean R. S. Vitule and Marcelo F. G. Brito

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

Long-term trends of fishery landings and target fish populations in the lower La Plata basin

Pablo A. Scarabotti,, Luis O. Lucifora1, Luis A. Espínola, Ana P. Rabuffetti, Jorge Liotta, Julia E. Mantinian, Juan P. Roux, Natalia Silva, Leandro Balboni, Facundo Vargas, Lucio Danilo Demonte and Sebastián Sánchez

PDF: EN XML: EN | Supplementary: S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12

The effectiveness of protected areas in the Paraná-Paraguay basin in preserving multiple facets of freshwater fish diversity under climate change

Anielly Galego de Oliveira, Oscar Peláez and Angelo Antonio Agostinho

PDF: EN XML: EN | Supplementary: S1

Impacts on fisheries assessed by local ecological knowledge in a reservoir cascade in the lower São Francisco River, northeastern Brazil

Thiago D’avilla, Eraldo M. Costa-Neto and Marcelo F. G. Brito

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