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 2021-11-01 to 2025-11-01.)
ArticleCitations
Chromosome spreading of the retrotransposable Rex-1 and Rex-3 elements and 5S rDNA clusters in the karyotype of Eigenmannia catira (Gymnotiformes: Sternopygidae)30
An ode to beauty: the discovery of one of the most spectacular tetras (Characiformes: Acestrorhamphidae) - a new species of Inpaichthys from the rio Juruena, Brazil11
Redescription of Hyphessobrycon cachimbensis (Characiformes: Characidae) with the description of a new congener from the Serra do Cachimbo, Brazil10
Relationship between fish assemblage structure and predictors related to estuarine productivity in shallow habitats of a Neotropical estuary10
Redescription of Austrolebias accorsii (Cyprinodontiformes: Rivulidae) and description of a new species of the genus from the upper Paraguay River basin8
Genetic diversity of the species Cnesterodon hypselurus (Cyprinodontiformes: Poeciliidae) in Cinzas River basin: new record and headwater capture evidences8
Description of new putative multicomponent courtship signal for mate recognition in Rachoviscus crassiceps (Characiformes: Acestrorhamphidae)8
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
Population genomics of Gymnogeophagus labiatus and G. lacustris reinforces the role of hydrographic isolation between evolutionary lineages (Cichlidae: Geophagini)8
Characterization and expression of the gene glucose transporter 2 (GLUT2) in embryonic, larval and adult Bay snook Petenia splendida (Cichliformes: Cichlidae)7
Fish injuries resulting from transient operating conditions in a Brazilian hydropower plant: morphological, physiological and biochemical evaluation in Pimelodus maculatus (Siluriformes: Pimelodidae)7
Redescription and expansion of the geographic distribution of Phenacorhamdia nigrolineata (Siluriformes: Heptapteridae)7
A new long-snouted Corydoras (Siluriformes: Callichthyidae) from the rio Xingu and rio Tapajós basins, Brazilian Amazon7
Fishers’ knowledge on abundance and trophic interactions of the freshwater fish Plagioscion squamosissimus (Perciformes: Sciaenidae) in two Amazonian rivers6
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
A typical enzyme activity for glutathione conjugation indicates exposure of pacu to pollutants6
Revision of Prodontocharax and revalidation of Amblystilbe (Teleostei: Characidae: Cheirodontinae), with description of a new species6
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
A new masked Corydoras (Siluriformes: Callichthyidae) from the Itaya and Nanay river basins, Peruvian Amazon6
A taxonomic review of the Neotropical electric fish Rhamphichthys (Gymnotiformes: Rhamphichthyidae)6
Freshwater fishes of the Río de la Plata: current assemblage structure6
Temporal genetic structure of a stock of Prochilodus lineatus (Characiformes: Prochilodontidae) in the Mogi-Guaçu River ecosystem, São Paulo, Brazil6
A big task for a miniature species: understanding Fluviphylax simplex (Cyprinodontiformes: Fluviphylacidae) distribution6
A new genus and species of miniature tridentine catfish from the Amazon basin (Siluriformes: Trichomycteridae)5
Microplastics contamination in fish, water, and sediment surrounding Ubatuba beaches, Southeastern Brazil5
Chondrichthyan systematics in Brazil depicted: historical overview, research trends and future perspectives5
Effect of dietary omega-3 polyunsaturated fatty acids supplementation of Astyanax lacustris males on semen quality5
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 (Ch5
Cytogenetic and molecular identification of Chaetostoma bifurcum (Siluriformes: Loricariidae) from the Pacific Coast of Ecuador5
Cytogenetic profiles of two circumglobal snake mackerel species (Scombriformes: Gempylidae) from deep waters of the São Pedro and São Paulo Archipelago5
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
Fishes of the upper rio Paraná basin: diversity, biogeography and conservation5
Estimated richness and environmental correlates of miniature fish assemblages in the rio Jacundá, Brazil5
Dams and agricultural lands affect energy sources and the trophic position of fish in a floodplain5
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
Dietary shift of a pimelodid catfish in response to the flood pulse in the Xingu River4
Mini DNA barcodes reveal the details of the foraging ecology of the largehead hairtail, Trichiurus lepturus (Scombriformes: Trichiuridae), from São Paulo, Brazil4
Restricted to oceanic and coastal islands? The absence of lemon sharks (Negaprion brevirostris) along the Brazilian coast4
How many lineages are there of the stingrays genus Hypanus (Myliobatiformes: Dasyatidae) and why does it matter?4
Trophic ecology of the demersal predator Brazilian flathead Percophis brasiliensis (Percophidae) in a coastal upwelling ecosystem, SW Atlantic4
Morphological study of the digestive tract of the cardinal tetra, Paracheirodon axelrodi (Characiformes: Characidae)4
A long-hidden species of Pimelodella (Siluriformes: Heptapteridae) from the upper and middle Orinoco, and western Amazon tributaries4
Fish biodiversity of a tropical estuary under severe anthropic pressure (Doce River, Brazil)4
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
A new species of whiptail catfish Rineloricaria (Siluriformes: Loricariidae) from Macaé and São João river basins, southeastern Brazil4
Number of individuals, but not habitat complexity, influences the antipredator behavior of an Amazonian floodplain fish4
Dismantling the Phalloceros harpagos species complex (Teleostei: Poeciliidae): description of a new species from Brazilian highlands based on morphological and molecular evidence4
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
Molecular cloning and gene expression of desaturases and elongases in embryos, larvae, and adults of bay snook Petenia splendida (Cichliformes: Cichlidae)3
DNA barcoding highlights taxonomic uncertainties and cryptic lineages of São Francisco River basin fishes3
Dynamics of fish larvae recruitment in the hydrographic basin of the Paraguay River in western Brazil3
Functional diversity: a review on freshwater fish research3
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
A new species of Bryconamericus (Characidae: Stevardiinae) with breeding tubercles from the upper rio Paraná basin3
Errata3
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
New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil3
Description and phylogenetic position of a new species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the Jamanxim River basin3
Divergence times of the Rhoadsia clade (Characiformes: Characidae)3
Description of three new species of Eigenmannia (Gymnotiformes: Sternopygidae) from the rio Mearim and rio Parnaíba basins, Northeastern Brazil3
Protected areas and compositional diversity of fish from Serranias Costeiras of the Ribeira de Iguape River basin, Southeast Brazil3
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 3
A new striped species of Brachychalcinus (Ostariophysi: Characiformes) from Amapá and Pará states, northern Brazil3
A new sexually dichromatic miniature Characidium (Characiformes: Crenuchidae) from the rio Guaporé, rio Madeira basin, Brazil, with remarkable morphological novelties to the genus3
Integrative taxonomy elucidates the species of Proloricaria (Siluriformes: Loricariidae)3
Prey selectivity of the invasive largemouth bass towards native and non-native prey: an experimental approach3
Assessment of potentially toxic metals in water, sediment, and the tissues of seven important fish species from neotropical brazilian river3
The emerald green tetra: a new restricted-range Hyphessobrycon (Characiformes: Characidae) from the upper rio Juruena, Chapada dos Parecis, Brazil3
Description of a new species of miniature catfish of the genus Ammoglanis (Siluriformes: Trichomycteridae) from rio Tapajós basin, Brazil3
Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species3
Morphometric and molecular differentiation of Pimelodus grosskopfii and Pimelodus yuma (Siluriformes: Pimelodidae)3
Taxonomy and morphology of three species of Psammobatis distributed in the Southwestern Atlantic Ocean (Rajiformes: Arhynchobatidae) with notes on intraspecific variation2
Diversity of potamodromous fishes in the Tocantins-Araguaia basin2
Changes or disappearance of the Atlantic goliath grouper Epinephelus itajara (Perciformes: Epinephelidae) spawning aggregation sites in southern Brazil2
The main channel and river confluences as spawning sites for migratory fishes in the middle Uruguay River2
A new species of Aequidens (Cichliformes: Cichlidae) from the rio Paraguai basin, Brazil2
New banded Leporinus (Characiformes: Anostomidae) from the Madeira River basin, Brazil, and redescription of L. bleheri, based on integrative taxonomy2
Ovarian development and reproductive biology of Hoplias argentinensis (Characiformes: Erythrinidae), a top predator of the Pampa plain lakes, Argentina2
Seeking for gaps in taxonomic descriptions of endemic fishes: a pathway to challenge the Linnean shortfall in a Neotropical basin2
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
New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin2
A new species of Profundulus (Cyprinodontiformes: Profundulidae) from southeastern Mexico2
Water-level fluctuations lead to changes in the diet of an omnivorous fish in a floodplain2
Filling in a biogeographic gap: the first Trichomycteridae from the Parnaíba River basin (Siluriformes: Trichomycteridae)2
Description of a new species of Cyphocharax from the rio Juma, rio Aripuanã basin, southern Amazon basin (Teleostei: Curimatidae)2
Flood pulse influence on the feeding ecology of two Amazonian auchenipterid catfishes2
A new species of Rineloricaria (Siluriformes: Loricariidae) from coastal drainages of Rio de Janeiro, southeastern Brazil2
Three decades of Chondrichthyan research in Brazil assessed from conferences’ abstracts: patterns, gaps, and expectations2
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
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
A new species of armored catfish of the genus Scobinancistrus (Loricariidae: Hypostominae) from the Xingu River basin, Brazil2
Morphological and histometric features of the caudal kidney in piranha Pygocentrus nattereri (Characiformes: Serrasalmidae)2
Genetic variability and population structure of Osteoglossum bicirrhosum (Osteoglossiformes: Osteoglossidae) in the Amazon basin2
Linalool chemotype essential oil from Lippia alba in the anesthesia of fat snook (Centropomus parallelus): ventilatory rate, biochemical, antioxidant, and oxidative status parameters2
A new species of Pimelodella (Siluriformes: Heptapteridae) from the Paraguai basin, Brazil, with a discussion regarding its distribution2
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
Fish assemblage structure related to habitat heterogeneity in rocky reefs in the Mexican Pacific coast2
New reddish species of Moenkhausia Eigenmann (Characiformes: Characidae) from the upper rio Xingu basin, Brazil1
Spintherobolus papilliferus in the rio Ribeira de Iguape basin: implications for the biogeography and conservation of an endangered species (Ostariophysi: Characiformes)1
A new species of Moenkhausia (Characiformes: Acestrorhamphidae) from the Amazon basin at Serra do Cachimbo, Pará, Brazil1
Review of the armoured catfish genus Hypostomus (Siluriformes: Loricariidae) from the Parnaíba River basin, Northeastern Brazil, with description of a new species1
Invasive poeciliids dominate fish community in a highly altered river: insights from a diversity study of riverbank fishes in Mexico1
Reproductive biology of Copella arnoldi (Characiformes: Lebiasinidae), a terrestrial-spawning fish from the Amazon1
Population structure of the seahorse Hippocampus reidi (Syngnathiformes: Syngnathidae) in a Brazilian semi-arid estuary1
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
A new species of cloud fish of the genus Hypsolebias from Northeast Brazil (Cyprinodontiformes: Rivulidae)1
Reproductive biology of the gray triggerfish Balistes capriscus (Tetraodontiformes: Balistidae) in southeastern Brazil as a tool for fisheries management1
Two exquisite new species of Hoplisoma (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with a discussion on the morphology of the mesethmoid within Corydoradinae1
Building a baseline: a survey of the composition and distribution of the ichthyofauna of Guanabara Bay, a deeply impacted estuary1
A new species of Corydoras (Siluriformes: Callichthyidae) from the rio Madre de Dios basin, Peruvian Amazon, with comments on Corydoras aeneus identity1
New species of Pseudacanthicus (Siluriformes: Loricariidae) from the rio Xingu, Amazon, Brazil1
Identification of cryptic species in allopatric populations of Hypostomus tietensis (Siluriformes: Loricariidae) through cytogenetics analyses1
Revisiting Hypostomus khimaera (Siluriformes: Loricariidae): the identity of a morphologically variable species1
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
Diel feeding activity of Abudefduf saxatilis (Perciformes: Pomacentridae) on southwestern Atlantic reefs1
Age validation and contrasted growth performances of Pseudoplatystoma punctifer (Siluriformes: Pimelodidae) in two river systems of the Western Amazon1
Early ontogeny of tetra Markiana nigripinnis (Characiformes: Characidae)1
Are the chromosomal fusions that shaped the karyotype of Tetranematichthys wallacei (Siluriformes: Auchenipteridae) a shared feature among Ageneiosini species?1
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
Taxonomy of Triportheus (Ostariophysi: Triportheidae) from the Paraná-Paraguai basin, South America1
Fish community turnover in a dammed Andean River over time1
A new species of barred Sternopygus (Gymnotiformes: Sternopygidae) from the Orinoco River1
Diversity, seasonal and diel distribution of snappers (Lutjanidae: Perciformes) in a tropical coastal inlet in the southwestern Gulf of Mexico1
New species of driftwood catfish of Tatia (Siluriformes: Auchenipteridae) from rio Tapajós, Brazil1
Investigations into the ancestry of the Grape-eye Seabass (Hemilutjanus macrophthalmos) reveal novel limits and relationships for the Acropomatiformes (Teleostei: Percomorpha)1
Population dynamics of two Andean Trichomycterus (Siluriformes: Trichomycteridae) species from Bolivia1
Otolith shape analysis supports three cryptic species in the Stellifer punctatissimus complex (Acanthuriformes: Sciaenidae)1
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
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
Complete mitochondrial genome of four Scleromystax barbatus (Siluriformes: Callichthyidae) populations1
Daily rhythm of locomotor and reproductive activity in the annual fish Garcialebias reicherti (Cyprinodontiformes: Rivulidae)1
Integrative diagnosis and review of the conservation status of a Near Threatened species of the “Psalidodon scabripinnis complex”1
Knowledge connections for conservation of the Atlantic Goliath Grouper, Epinephelus itajara: records of tropical Brazilian coast1
Redescription of ‘Chasmocranus’ brachynema (Heptapteridae: Heptapterini)1
Analyses of body condition and digestive/metabolic parameters of Odontesthes argentinensis (Atherinopsidae) from Mar Chiquita Coastal Lagoon (Argentina) during different phases of ovarian development1
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
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
Stream fish assemblages in the Eastern Amazon: the role of small tetras (Characidae) in alpha diversity and taxonomic structure1
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