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Open-access Neotropical Ichthyology

Publication of: Sociedade Brasileira de Ictiologia
Area: Ciências Biológicas
ISSN printed version: 1679-6225
ISSN online version: 1982-0224
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Our Mission

An international forum to divulge and discuss original research on marine and freshwater Neotropical fishes.

Most recent issue

Neotropical Ichthyology, Volume: 24, Issue: 2, Published: 2026

Latest articles

Volume: 24 - Publicado em: 2026-07-20
Ichthyofauna of paraíba state, brazil: diversity patterns, knowledge gaps, and challenges for fish conservation and sustainable use
Volume: 24 - Publicado em: 2026-07-20
Evaluating sampling methods for fish diversity and composition across seasons in northeastern brazil’s reservoirs
Volume: 24 - Publicado em: 2026-07-20
Hidden diversity of the catfish genus trachelyichthys (siluriformes: auchenipteridae): a revisionary study with description of four new species from the amazon basin
Volume: 24 - Publicado em: 2026-07-20
Where are we going to live? population genomics emits warning signals about endangered amazonian rheophilic loricariids under habitat loss
Volume: 24 - Publicado em: 2026-07-20
A new species of tridensimilis (siluriformes: trichomycteridae) from tapajós basin: the largest translucent catfish species of tridentinae
Volume: 24 - Publicado em: 2026-07-20
Functional diversity of fish communities in the amacuzac river, morelos, mexico
Volume: 24 - Publicado em: 2026-07-20
Two new species of gobioclinus (blenniiformes: labrisomidae) from the western south atlantic, with comments on the conservation of cryptobenthic reef fishes in the brazilian province
Volume: 24 - Publicado em: 2026-07-20
Reef fish biophony under tourism-driven sound pollution in northeastern brazil
Volume: 24 - Publicado em: 2026-07-20
A new corydoras (siluriformes: callichthyidae) from the rio tefé basin, brazilian amazon, with comments on the taxonomic status of corydoras orcesi and a discussion on the mouth morphology in corydoradinae
Volume: 24 - Publicado em: 2026-07-20
A relict from the water: a new species from the río magdalena basin (colombia) of the mostly cis-andean diversified genus knodus (characiformes: stevardiidae)
Volume: 24 - Publicado em: 2026-07-20
Cytogenetic investigation of the ageneiosus ucayalensis group (siluriformes: auchenipteridae) reveals chromosomal uniformity
Volume: 24 - Publicado em: 2026-07-20
Mitochondrial multilocus data suggests fine-scale influences of pleistocene events on the spatial distribution of lineages of a fish species among neighboring sub-basins in the southern upper paraná river
Volume: 24 - Publicado em: 2026-07-20
Allometric patterns in potamotrygon motoro (myliobatiformes: potamotrygonidae): insights into sexual and ontogenetic variation
Volume: 24 - Publicado em: 2026-07-20
Length at first maturity of 42 freshwater fish species in the itaipu reservoir reveals strong reproductive-size relationships
Volume: 24 - Publicado em: 2026-07-20
Integrative cytogenetic and molecular analyses reveal chromosomal polymorphism in rineloricaria langei (siluriformes: loricariidae): reporting the highest diploid number in the genus
Volume: 24 - Publicado em: 2026-07-20
Importance of tributaries for fish reproduction and conservation in a highly anthropized river basin
Volume: 24 - Publicado em: 2026-06-22
A new tetra of the genus astyanax (characiformes: acestrorhamphidae) with lateral stripes from lower amazon basin, brazil
Volume: 24 - Publicado em: 2026-06-19
Detection of the critically endangered catfish trichogenes claviger (siluriformes: trichomycteridae) using environmental dna
Volume: 24 - Publicado em: 2026-06-19
Effects of pollution and watercourse type on trophic structure: the silverside basilichthys microlepidotus and its food resources in the maipo river basin as a model
Volume: 24 - Publicado em: 2026-06-19
Sex differences in landmark-based spatial learning in the sailfin tetra crenuchus spilurus (characiformes: crenuchidae)
Volume: 24 - Publicado em: 2026-06-19
High pasture land cover reduces modularity of trophic networks from brazilian stream fish assemblages
Volume: 24 - Publicado em: 2026-06-19
Integrative cytogenetic and molecular evidence reveals a new cryptic lineage within the “parodon suborbitalis complex” (characiformes: parodontidae)
Volume: 24 - Publicado em: 2026-06-05
Trophic dynamics of a carnivorous catfish under dam-regulated flood conditions in the amazon
Volume: 24 - Publicado em: 2026-07-03
Integrative taxonomy data are reconciled around arapaima gigas (osteoglossiformes: arapaimidae) for the brazilian amazon
Volume: 24 - Publicado em: 2026-06-05
Applying multi-mesh gillnet to monitor fish communities in neotropical rivers

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Making research communication more equitable and effective: six levers to support preprint sharing [Originally published in the INASP blog in June/2026]
2026-07-15 14:00
Making research communication more equitable and effective: six levers to support preprint sharing [Originally published in the INASP blog in June/2026]

Although most policymakers and research funders are committed to...

How Can SciELO Journals Increase Their Impact?
2026-07-01 14:00
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For many years, the prevailing perception was that scientific...

New Version of BrCris Expands the Visibility and Transparency of Brazilian Scientific Research
2026-05-22 11:30
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Even standing on the shoulders of giants, science is taking a step backward
2026-05-08 10:00
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The text examines the growing perception of a decline in the...

Stating the obvious? International indexing boosts submissions and visibility for scientific journals
2026-04-29 15:00
Stating the obvious? International indexing boosts submissions and visibility for scientific journals

Although the internationalization of journals published in Brazil...

Something big is happening in the global scientific community, and Brazil seems to be left out again
2026-04-24 14:00
Something big is happening in the global scientific community, and Brazil seems to be left out again

Recent advances in artificial intelligence are reshaping global...

“Zombie” and “ghost” references in AI – how they differ and how they arise
2026-04-01 10:00
“Zombie” and “ghost” references in AI – how they differ and how they arise

Two distinct types. One type is “ghost citations” (reference...

Diogenes’ lantern and the researcher’s self-examination: scientific integrity under pressure
2026-03-20 10:00
Diogenes’ lantern and the researcher’s self-examination: scientific integrity under pressure

Using the metaphor of Diogenes’ lantern, Ricardo Limongi and...

Sycophancy in AI: the risk of complacency
2026-03-13 14:00
Sycophancy in AI: the risk of complacency

Sycophancy is a behavior exhibited by artificial intelligence...

Our Mission

An international forum to divulge and discuss original research on marine and freshwater Neotropical fishes.

Most recent issue

Neotropical Ichthyology, Volume: 24, Issue: 2, Published: 2026

Artigos mais
recentes

Volume: 24 - Publicado em: 2026-07-20
Ichthyofauna of paraíba state, brazil: diversity patterns, knowledge gaps, and challenges for fish conservation and sustainable use
Volume: 24 - Publicado em: 2026-07-20
Evaluating sampling methods for fish diversity and composition across seasons in northeastern brazil’s reservoirs
Volume: 24 - Publicado em: 2026-07-20
Hidden diversity of the catfish genus trachelyichthys (siluriformes: auchenipteridae): a revisionary study with description of four new species from the amazon basin
Volume: 24 - Publicado em: 2026-07-20
Where are we going to live? population genomics emits warning signals about endangered amazonian rheophilic loricariids under habitat loss
Volume: 24 - Publicado em: 2026-07-20
A new species of tridensimilis (siluriformes: trichomycteridae) from tapajós basin: the largest translucent catfish species of tridentinae
Volume: 24 - Publicado em: 2026-07-20
Functional diversity of fish communities in the amacuzac river, morelos, mexico
Volume: 24 - Publicado em: 2026-07-20
Two new species of gobioclinus (blenniiformes: labrisomidae) from the western south atlantic, with comments on the conservation of cryptobenthic reef fishes in the brazilian province
Volume: 24 - Publicado em: 2026-07-20
Reef fish biophony under tourism-driven sound pollution in northeastern brazil
Volume: 24 - Publicado em: 2026-07-20
A new corydoras (siluriformes: callichthyidae) from the rio tefé basin, brazilian amazon, with comments on the taxonomic status of corydoras orcesi and a discussion on the mouth morphology in corydoradinae
Volume: 24 - Publicado em: 2026-07-20
A relict from the water: a new species from the río magdalena basin (colombia) of the mostly cis-andean diversified genus knodus (characiformes: stevardiidae)
Volume: 24 - Publicado em: 2026-07-20
Cytogenetic investigation of the ageneiosus ucayalensis group (siluriformes: auchenipteridae) reveals chromosomal uniformity
Volume: 24 - Publicado em: 2026-07-20
Mitochondrial multilocus data suggests fine-scale influences of pleistocene events on the spatial distribution of lineages of a fish species among neighboring sub-basins in the southern upper paraná river
Volume: 24 - Publicado em: 2026-07-20
Allometric patterns in potamotrygon motoro (myliobatiformes: potamotrygonidae): insights into sexual and ontogenetic variation
Volume: 24 - Publicado em: 2026-07-20
Length at first maturity of 42 freshwater fish species in the itaipu reservoir reveals strong reproductive-size relationships
Volume: 24 - Publicado em: 2026-07-20
Integrative cytogenetic and molecular analyses reveal chromosomal polymorphism in rineloricaria langei (siluriformes: loricariidae): reporting the highest diploid number in the genus
Volume: 24 - Publicado em: 2026-07-20
Importance of tributaries for fish reproduction and conservation in a highly anthropized river basin
Volume: 24 - Publicado em: 2026-06-22
A new tetra of the genus astyanax (characiformes: acestrorhamphidae) with lateral stripes from lower amazon basin, brazil
Volume: 24 - Publicado em: 2026-06-19
Detection of the critically endangered catfish trichogenes claviger (siluriformes: trichomycteridae) using environmental dna
Volume: 24 - Publicado em: 2026-06-19
Effects of pollution and watercourse type on trophic structure: the silverside basilichthys microlepidotus and its food resources in the maipo river basin as a model
Volume: 24 - Publicado em: 2026-06-19
Sex differences in landmark-based spatial learning in the sailfin tetra crenuchus spilurus (characiformes: crenuchidae)
Volume: 24 - Publicado em: 2026-06-19
High pasture land cover reduces modularity of trophic networks from brazilian stream fish assemblages
Volume: 24 - Publicado em: 2026-06-19
Integrative cytogenetic and molecular evidence reveals a new cryptic lineage within the “parodon suborbitalis complex” (characiformes: parodontidae)
Volume: 24 - Publicado em: 2026-06-05
Trophic dynamics of a carnivorous catfish under dam-regulated flood conditions in the amazon
Volume: 24 - Publicado em: 2026-07-03
Integrative taxonomy data are reconciled around arapaima gigas (osteoglossiformes: arapaimidae) for the brazilian amazon
Volume: 24 - Publicado em: 2026-06-05
Applying multi-mesh gillnet to monitor fish communities in neotropical rivers

News

The Future of the Scientific Article in the Age of AI
2026-07-24 10:00
The Future of the Scientific Article in the Age of AI

The current model of scientific publishing has ceased to be a...

Making research communication more equitable and effective: six levers to support preprint sharing [Originally published in the INASP blog in June/2026]
2026-07-15 14:00
Making research communication more equitable and effective: six levers to support preprint sharing [Originally published in the INASP blog in June/2026]

Although most policymakers and research funders are committed to...

How Can SciELO Journals Increase Their Impact?
2026-07-01 14:00
How Can SciELO Journals Increase Their Impact?

For many years, the prevailing perception was that scientific...

New Version of BrCris Expands the Visibility and Transparency of Brazilian Scientific Research
2026-05-22 11:30
New Version of BrCris Expands the Visibility and Transparency of Brazilian Scientific Research

The new version of the Brazilian Scientific Research Information...

Even standing on the shoulders of giants, science is taking a step backward
2026-05-08 10:00
Even standing on the shoulders of giants, science is taking a step backward

The text examines the growing perception of a decline in the...

Stating the obvious? International indexing boosts submissions and visibility for scientific journals
2026-04-29 15:00
Stating the obvious? International indexing boosts submissions and visibility for scientific journals

Although the internationalization of journals published in Brazil...

Something big is happening in the global scientific community, and Brazil seems to be left out again
2026-04-24 14:00
Something big is happening in the global scientific community, and Brazil seems to be left out again

Recent advances in artificial intelligence are reshaping global...

“Zombie” and “ghost” references in AI – how they differ and how they arise
2026-04-01 10:00
“Zombie” and “ghost” references in AI – how they differ and how they arise

Two distinct types. One type is “ghost citations” (reference...

Diogenes’ lantern and the researcher’s self-examination: scientific integrity under pressure
2026-03-20 10:00
Diogenes’ lantern and the researcher’s self-examination: scientific integrity under pressure

Using the metaphor of Diogenes’ lantern, Ricardo Limongi and...

Sycophancy in AI: the risk of complacency
2026-03-13 14:00
Sycophancy in AI: the risk of complacency

Sycophancy is a behavior exhibited by artificial intelligence...

location_on
Sociedade Brasileira de Ictiologia Neotropical Ichthyology, Departamento de Biologia Animal e Vegetal, CCB, Universidade Estadual de Londrina, Rodovia Celso Garcia Cid, Km 380, Cidade Universitária, 86055-900, Londrina, Paraná, Brazil, Phone +55(43)3371-5151 - Londrina - PR - Brazil
E-mail: neoichth@nupelia.uem.br
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