Neotropical Ichthyology

Papers
(The median citation count of Neotropical Ichthyology is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)
ArticleCitations
Population genomics of Gymnogeophagus labiatus and G. lacustris reinforces the role of hydrographic isolation between evolutionary lineages (Cichlidae: Geophagini)24
Redescription of Austrolebias accorsii (Cyprinodontiformes: Rivulidae) and description of a new species of the genus from the upper Paraguay River basin11
Chromosome spreading of the retrotransposable Rex-1 and Rex-3 elements and 5S rDNA clusters in the karyotype of Eigenmannia catira (Gymnotiformes: Sternopygidae)9
Description of new putative multicomponent courtship signal for mate recognition in Rachoviscus crassiceps (Characiformes: Acestrorhamphidae)9
A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon9
Genetic diversity of the species Cnesterodon hypselurus (Cyprinodontiformes: Poeciliidae) in Cinzas River basin: new record and headwater capture evidences8
Redescription of Hyphessobrycon cachimbensis (Characiformes: Characidae) with the description of a new congener from the Serra do Cachimbo, Brazil8
Relationship between fish assemblage structure and predictors related to estuarine productivity in shallow habitats of a Neotropical estuary8
The impact of acute exposure to the glyphosate-based herbicide Templo® on yellowtail tetra fish Astyanax lacustris, both before and after treatment through a vertical flow constructed wetland system8
Redescription and expansion of the geographic distribution of Phenacorhamdia nigrolineata (Siluriformes: Heptapteridae)7
Fishers’ knowledge on abundance and trophic interactions of the freshwater fish Plagioscion squamosissimus (Perciformes: Sciaenidae) in two Amazonian rivers7
Revision of Prodontocharax and revalidation of Amblystilbe (Teleostei: Characidae: Cheirodontinae), with description of a new species7
Fish injuries resulting from transient operating conditions in a Brazilian hydropower plant: morphological, physiological and biochemical evaluation in Pimelodus maculatus (Siluriformes: Pimelodidae)6
DNA extracted from museum specimens of the 19th century provides a taxonomic resolution on the identity of the characid fish Psalidodon jequitinhonhae (Ostariophysi: Characiformes)6
Freshwater fishes of the Río de la Plata: current assemblage structure6
Iterative taxonomy reveals a new species of Cambeva (Siluriformes: Trichomycteridae) with intraspecific variation from the rio Piquiri and Ivaí basin, upper rio Paraná basin, Brazil6
Characterization and expression of the gene glucose transporter 2 (GLUT2) in embryonic, larval and adult Bay snook Petenia splendida (Cichliformes: Cichlidae)6
Temporal genetic structure of a stock of Prochilodus lineatus (Characiformes: Prochilodontidae) in the Mogi-Guaçu River ecosystem, São Paulo, Brazil6
A new masked Corydoras (Siluriformes: Callichthyidae) from the Itaya and Nanay river basins, Peruvian Amazon5
Microplastics contamination in fish, water, and sediment surrounding Ubatuba beaches, Southeastern Brazil5
Different stocks of Prochilodus lineatus along the Cinzas River basin: contributions from a free-flowing tributary in the Capivara Reservoir region, Paranapanema River basin (upper Paraná River)5
A typical enzyme activity for glutathione conjugation indicates exposure of pacu to pollutants5
A taxonomic review of the Neotropical electric fish Rhamphichthys (Gymnotiformes: Rhamphichthyidae)5
A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)5
Dams and agricultural lands affect energy sources and the trophic position of fish in a floodplain4
Chondrichthyan systematics in Brazil depicted: historical overview, research trends and future perspectives4
How many lineages are there of the stingrays genus Hypanus (Myliobatiformes: Dasyatidae) and why does it matter?4
A new species of Ancistrus (Siluriformes: Loricariidae), with a redescription of Ancistrus brevipinnis and further evidence of hidden diversity in the laguna dos Patos system, Brazil4
Morphological study of the digestive tract of the cardinal tetra, Paracheirodon axelrodi (Characiformes: Characidae)4
Number of individuals, but not habitat complexity, influences the antipredator behavior of an Amazonian floodplain fish4
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 (Ch4
Effect of dietary omega-3 polyunsaturated fatty acids supplementation of Astyanax lacustris males on semen quality4
Mini DNA barcodes reveal the details of the foraging ecology of the largehead hairtail, Trichiurus lepturus (Scombriformes: Trichiuridae), from São Paulo, Brazil4
Fishes of the upper rio Paraná basin: diversity, biogeography and conservation4
Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW1114
Dynamics of fish larvae recruitment in the hydrographic basin of the Paraguay River in western Brazil4
Cytogenetic profiles of two circumglobal snake mackerel species (Scombriformes: Gempylidae) from deep waters of the São Pedro and São Paulo Archipelago4
Estimated richness and environmental correlates of miniature fish assemblages in the rio Jacundá, Brazil4
Fish biodiversity of a tropical estuary under severe anthropic pressure (Doce River, Brazil)4
Dismantling the Phalloceros harpagos species complex (Teleostei: Poeciliidae): description of a new species from Brazilian highlands based on morphological and molecular evidence4
Dietary shift of a pimelodid catfish in response to the flood pulse in the Xingu River4
Trophic ecology of the demersal predator Brazilian flathead Percophis brasiliensis (Percophidae) in a coastal upwelling ecosystem, SW Atlantic4
A new species of whiptail catfish Rineloricaria (Siluriformes: Loricariidae) from Macaé and São João river basins, southeastern Brazil3
Functional diversity: a review on freshwater fish research3
Molecular cloning and gene expression of desaturases and elongases in embryos, larvae, and adults of bay snook Petenia splendida (Cichliformes: Cichlidae)3
The emerald green tetra: a new restricted-range Hyphessobrycon (Characiformes: Characidae) from the upper rio Juruena, Chapada dos Parecis, Brazil3
A new striped species of Brachychalcinus (Ostariophysi: Characiformes) from Amapá and Pará states, northern Brazil3
Prey selectivity of the invasive largemouth bass towards native and non-native prey: an experimental approach3
New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil3
Darwinian shortfall and macroecological patterns in genetic data of Tocantins-Araguaia basin fishes3
Genetic connectivity in the spotted rose snapper Lutjanus guttatus (Lutjaniformes: Lutjanidae) between Mexico and Panama throughout the Tropical Eastern Pacific3
Protected areas and compositional diversity of fish from Serranias Costeiras of the Ribeira de Iguape River basin, Southeast Brazil3
A new sexually dichromatic miniature Characidium (Characiformes: Crenuchidae) from the rio Guaporé, rio Madeira basin, Brazil, with remarkable morphological novelties to the genus3
DNA barcoding highlights taxonomic uncertainties and cryptic lineages of São Francisco River basin fishes3
Assessment of potentially toxic metals in water, sediment, and the tissues of seven important fish species from neotropical brazilian river3
Description of three new species of Eigenmannia (Gymnotiformes: Sternopygidae) from the rio Mearim and rio Parnaíba basins, Northeastern Brazil3
A new striped Osteogaster (Siluriformes: Callichthyidae) from the Madeira and Tapajós river basins, Brazil, with a new generic diagnosis and an identification key to the species of Osteogaster3
A new species of Knodus (Characiformes: Characidae), with deep genetic divergence, from the Mearim and Munim river basins, Northeastern Brazil, and evidence for hidden diversity in adjacent river basi3
Description and phylogenetic position of a new species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the Jamanxim River basin3
A new species of armored catfish of the genus Scobinancistrus (Loricariidae: Hypostominae) from the Xingu River basin, Brazil2
Chromosome spreading of the 5S rDNA clusters in the karyotype of Gymnotus inaequilabiatus (Gymnotiformes: Gymnotidae): insights into the role of the Rex-1 and Rex-3 retrotransposable elements of this 2
Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species2
Genetic variability and population structure of Osteoglossum bicirrhosum (Osteoglossiformes: Osteoglossidae) in the Amazon basin2
Three decades of Chondrichthyan research in Brazil assessed from conferences’ abstracts: patterns, gaps, and expectations2
Seeking for gaps in taxonomic descriptions of endemic fishes: a pathway to challenge the Linnean shortfall in a Neotropical basin2
Flood pulse influence on the feeding ecology of two Amazonian auchenipterid catfishes2
New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin2
A new species of Rineloricaria (Siluriformes: Loricariidae) from coastal drainages of Rio de Janeiro, southeastern Brazil2
A new species of Characidium (Characiformes: Crenuchidae) from the rio Doce basin, Brazil2
A new species of Loricaria (Loricariidae: Loricariinae) from the upper Amazon River basin, Colombia2
Water-level fluctuations lead to changes in the diet of an omnivorous fish in a floodplain2
Errata2
Divergence times of the Rhoadsia clade (Characiformes: Characidae)2
A new species of Bryconamericus (Characidae: Stevardiinae) with breeding tubercles from the upper rio Paraná basin2
Diversity of potamodromous fishes in the Tocantins-Araguaia basin2
A new species of Pimelodella (Siluriformes: Heptapteridae) from the Paraguai basin, Brazil, with a discussion regarding its distribution2
Linalool chemotype essential oil from Lippia alba in the anesthesia of fat snook (Centropomus parallelus): ventilatory rate, biochemical, antioxidant, and oxidative status parameters2
Polymorphism of 5S and 18S ribosomal DNA in a conserved karyotype of the two Hypostomus strigaticeps (Siluriformes: Loricariidae) populations from the upper Paraná River basin2
Description of a new species of Cyphocharax from the rio Juma, rio Aripuanã basin, southern Amazon basin (Teleostei: Curimatidae)2
Fish assemblage structure related to habitat heterogeneity in rocky reefs in the Mexican Pacific coast2
Morphological and histometric features of the caudal kidney in piranha Pygocentrus nattereri (Characiformes: Serrasalmidae)2
A new species of Aequidens (Cichliformes: Cichlidae) from the rio Paraguai basin, Brazil2
Morphometric and molecular differentiation of Pimelodus grosskopfii and Pimelodus yuma (Siluriformes: Pimelodidae)2
Description of a new species of miniature catfish of the genus Ammoglanis (Siluriformes: Trichomycteridae) from rio Tapajós basin, Brazil2
The main channel and river confluences as spawning sites for migratory fishes in the middle Uruguay River2
Ovarian development and reproductive biology of Hoplias argentinensis (Characiformes: Erythrinidae), a top predator of the Pampa plain lakes, Argentina2
The impacts of wild boars (Sus scrofa) on fish community and on instream physical habitat of two small streams in a protected area in Brazil2
Filling in a biogeographic gap: the first Trichomycteridae from the Parnaíba River basin (Siluriformes: Trichomycteridae)2
New banded Leporinus (Characiformes: Anostomidae) from the Madeira River basin, Brazil, and redescription of L. bleheri, based on integrative taxonomy2
Changes or disappearance of the Atlantic goliath grouper Epinephelus itajara (Perciformes: Epinephelidae) spawning aggregation sites in southern Brazil2
Allozyme and cytogenetic analysis in two species of Hypostomus (Siluriformes: Loricariidae) from the Paraguai River basin, Brazil: occurrence of B microchromosome and intrapopulation heterochromatic p2
Taxonomy and morphology of three species of Psammobatis distributed in the Southwestern Atlantic Ocean (Rajiformes: Arhynchobatidae) with notes on intraspecific variation2
A new species of Ancistrus (Siluriformes: Loricariidae) from Tapajós and Xingu basins, Brazil1
Two new species of Hypancistrus (Siluriformes: Loricariidae) from the rio Xingu, Amazon, Brazil1
Otolith shape analysis supports three cryptic species in the Stellifer punctatissimus complex (Acanthuriformes: Sciaenidae)1
New species of driftwood catfish of Tatia (Siluriformes: Auchenipteridae) from rio Tapajós, Brazil1
Age validation and contrasted growth performances of Pseudoplatystoma punctifer (Siluriformes: Pimelodidae) in two river systems of the Western Amazon1
Cyto and genotoxicity induced by exposure to textile production effluents on Astyanax lacustris (Pisces: Characidae) can be reduced after treatment through a vertical flow constructed wetland system1
Complete mitochondrial genome of four Scleromystax barbatus (Siluriformes: Callichthyidae) populations1
Diel feeding activity of Abudefduf saxatilis (Perciformes: Pomacentridae) on southwestern Atlantic reefs1
Ichthyofauna on the move: fish colonization and spread through the São Francisco Interbasin Water Transfer Project1
Environmental predictors of the life history of the flag tetra Hyphessobrycon heterorhabdus (Characiformes: Characidae) in streams of the Eastern Amazon1
Invasive poeciliids dominate fish community in a highly altered river: insights from a diversity study of riverbank fishes in Mexico1
Copy number variations in response to chronic pollution: Basilichthys microlepidotus in central Chile1
Population structuration and chromosomal features homogeneity in Parodon nasus (Characiformes: Parodontidae): A comparison between Lower and Upper Paraná River representatives1
Review of the armoured catfish genus Hypostomus (Siluriformes: Loricariidae) from the Parnaíba River basin, Northeastern Brazil, with description of a new species1
Stream fish assemblages in the Eastern Amazon: the role of small tetras (Characidae) in alpha diversity and taxonomic structure1
Spintherobolus papilliferus in the rio Ribeira de Iguape basin: implications for the biogeography and conservation of an endangered species (Ostariophysi: Characiformes)1
High rDNA polymorphisms in Astyanax lacustris (Characiformes: Characidae): new insights about the cryptic diversity in A. bimaculatus species complex with emphasis on the Paraná River basin1
Daily rhythm of locomotor and reproductive activity in the annual fish Garcialebias reicherti (Cyprinodontiformes: Rivulidae)1
Reproductive biology of Copella arnoldi (Characiformes: Lebiasinidae), a terrestrial-spawning fish from the Amazon1
Population dynamics of two Andean Trichomycterus (Siluriformes: Trichomycteridae) species from Bolivia1
Redescription of ‘Chasmocranus’ brachynema (Heptapteridae: Heptapterini)1
New species of Pseudacanthicus (Siluriformes: Loricariidae) from the rio Xingu, Amazon, Brazil1
Are the chromosomal fusions that shaped the karyotype of Tetranematichthys wallacei (Siluriformes: Auchenipteridae) a shared feature among Ageneiosini species?1
Population structure of the seahorse Hippocampus reidi (Syngnathiformes: Syngnathidae) in a Brazilian semi-arid estuary1
The habitat use of longsnout seahorse Hippocampus reidi in a subtropical Brazilian estuary1
Integrative taxonomy reveals a new species of Cyphocharax (Characiformes: Curimatidae) from the Upper Paraíba do Sul River basin, Brazil1
Knowledge connections for conservation of the Atlantic Goliath Grouper, Epinephelus itajara: records of tropical Brazilian coast1
Analyses of body condition and digestive/metabolic parameters of Odontesthes argentinensis (Atherinopsidae) from Mar Chiquita Coastal Lagoon (Argentina) during different phases of ovarian development1
Investigations into the ancestry of the Grape-eye Seabass (Hemilutjanus macrophthalmos) reveal novel limits and relationships for the Acropomatiformes (Teleostei: Percomorpha)1
A new species of Corydoras (Siluriformes: Callichthyidae) from the rio Madre de Dios basin, Peruvian Amazon, with comments on Corydoras aeneus identity1
Diversity, seasonal and diel distribution of snappers (Lutjanidae: Perciformes) in a tropical coastal inlet in the southwestern Gulf of Mexico1
New tribe-level classification of Hypostominae (Loricariidae) based on optimization of morphological states on DNA-based relationships, with descriptions of three new tribes and two new genera1
A new species of cloud fish of the genus Hypsolebias from Northeast Brazil (Cyprinodontiformes: Rivulidae)1
Revisiting Hypostomus khimaera (Siluriformes: Loricariidae): the identity of a morphologically variable species1
Fish community turnover in a dammed Andean River over time1
Building a baseline: a survey of the composition and distribution of the ichthyofauna of Guanabara Bay, a deeply impacted estuary1
Early ontogeny of tetra Markiana nigripinnis (Characiformes: Characidae)1
Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”1
Taxonomy of Triportheus (Ostariophysi: Triportheidae) from the Paraná-Paraguai basin, South America1
New reddish species of Moenkhausia Eigenmann (Characiformes: Characidae) from the upper rio Xingu basin, Brazil1
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