| Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated RR Ota, GC Deprá, WJ Graça, CS Pavanelli Neotropical Ichthyology 16, e170094, 2018 | 236 | 2018 |
| Effects of an invasive alien Poaceae on aquatic macrophytes and fish communities in a Neotropical reservoir N Carniatto, SM Thomaz, ER Cunha, R Fugi, RR Ota Biotropica 45 (6), 747-754, 2013 | 59 | 2013 |
| Freshwater fishes from Paraná State, Brazil: an annotated list, with comments on biogeographic patterns, threats, and future perspectives RB Dos Reis, A Frota, GDC Depra, RRÚ Ota, WJ Da Graca Zootaxa 4868 (4), 451–494-451–494, 2020 | 51 | 2020 |
| Neotropical Siluriformes as a model for insights on determining biodiversity of animal groups RR Ota, HJ Message, WJ da Graça, CS Pavanelli PloS one 10 (7), e0132913, 2015 | 47 | 2015 |
| A new inventory for fishes of headwater streams from the rio das Cinzas and rio Itararé basins, rio Paranapanema system, Paraná, Brazil A Frota, RR Ota, GC Deprá, MJM Ganassin, WJ Graça Biota Neotropica 20, e20190833, 2019 | 19 | 2019 |
| Two new species of Knodus (Characidae: Stevardiinae) from the upper rio Tocantins basin, with evidence of ontogenetic meristic changes GC Deprá, RR Ota, OB Vitorino, KM Ferreira Neotropical Ichthyology 19 (01), e200106, 2021 | 15 | 2021 |
| Taxonomic review of the Hyphessobrycon panamensis species-group (Characiformes: Characidae) RR Ota, FR Carvalho, CS Pavanelli Zootaxa 4751 (3), 401–436-401–436, 2020 | 14 | 2020 |
| A new species of Satanoperca (Teleostei: Cichlidae) from the Rio Tocantins basin, Brazil RR Ota, GC Deprá, S Kullander, WJ Graça, CS Pavanelli Neotropical Ichthyology 19, e210116, 2021 | 10 | 2021 |
| Brazilian fish fauna threatened by a proposal for a new law protecting invaders RR Ota, A Frota, AG Oliveira, G Nardi, HC Proença, HJ Message, ... Biodiversity and Conservation 28, 787-789, 2019 | 10 | 2019 |
| Revisão taxonômica de Satanoperca Günther, 1862 (Perciformes, Cichlidae), com a descrição de três espécies novas. RR Ota Universidade Estadual de Maringá. Departamento de Biologia. Programa de Pós …, 2013 | 9 | 2013 |
| Inventory of the fish fauna from Laranjinha River, Paranapanema River system, Brazil BA Galindo, RR Ota, TD Garcia, RHC Nascimento, WM Ohara, AS Zanatta, ... Biota Neotropica 20, e20200962, 2020 | 8 | 2020 |
| A new species of miniature Characidium (Characiformes: Crenuchidae) from the upper Rio Paraguay basin, Mato Grosso state, Brazil WJ da Graça, RR Ota, WM Domingues Journal of Fish Biology 95 (6), 1480-1485, 2019 | 7 | 2019 |
| Satanoperca curupira, a new cichlid species from the rio Madeira basin in Brazil (Teleostei: Cichlidae). RR Ota, SO Kullander, GC Depra, WJD GraÇa, CS Pavanelli Zootaxa 4379 (1), 103-112, 2018 | 6 | 2018 |
| Freshwater studies in the Atlantic Forest: General overview and prospects AA Padial, APL Costa, CC Bonecker, DG Nogueira, F de Oliveira Roque, ... The Atlantic Forest: History, Biodiversity, Threats and Opportunities of the …, 2021 | 5 | 2021 |
| Genetic diversity and population structure of Brycon nattereri (Characiformes: Bryconidae): a Neotropical fish under threat of extinction BA Galindo, DG Ferreira, C Apolinário-Silva, MC Terra, NGO Aprígio, ... Neotropical Ichthyology 17, e180071, 2019 | 5 | 2019 |
| Second record of Leporinus tigrinus Borodin, 1929 (Characiformes: Anostomidae) in the Upper Paraná Riverbasin, Brazil C Santos, L Tencatt, R Ota, W Graça | 5 | 2013 |
| Distribution of Siluriformes in a river under the influence of a small hydroelectric power plant of the Paraná River Basin, Brazil TD Garcia, RR Ota, DG Ferreira, RHC Nascimento, BA Galindo, ... Iheringia. Série Zoologia 110, e2020005, 2020 | 4 | 2020 |
| Variação espacial na estrutura da ictiofauna em Dois Riachos na Bacia do Rio Pirapó/Spatial variation in the structure of ichthyofauna on Two Streams in Pirapó River Basin F Souza, CJ Santos, NTB Mateussi, LA Zuanon, RR Ota Revista Meio Ambiente e Sustentabilidade 7 (3), 366-382, 2014 | 4 | 2014 |
| Fishes of the upper rio Paraná basin: diversity, biogeography and conservation FCP Dagosta, MS Monção, BA Nagamatsu, CS Pavanelli, FR Carvalho, ... Neotropical Ichthyology 22 (1), e230066, 2024 | 3 | 2024 |
| A New Potential Invader: First Record of the Pirambeba Serrasalmus geryi (Characiformes: Serrasalmidae) in the upper Paraná River floodplain, Brazil GC Deprá, AG Oliveira, AB Silva, A Frota, HC Proença, HJ Message, ... Journal of Ichthyology 61 (2), 190-195, 2021 | 3 | 2021 |
