https://doi.org/10.1590/S2179-975X1816
Seasonal and spatial variation of the epilithic diatoms: case study of an organic pollution gradient in a subtropical region of southern Brazil Saionara Eliane Salomoni, Odete Rocha, Lezilda Carvalho Torgan Original Article

https://doi.org/10.1590/S2179-975X3415
Effects of dredging and macrophyte management on the fish species composition in an old Neotropical reservoir André Luiz Henríques Esguícero, Marlene Sofia Arcifa Original Article

https://doi.org/10.1590/S2179-975X6016
Spatial and temporal variation of fish assemblage associated with aquatic macrophyte patches in the littoral zone of the Ayapel Swamp Complex, Colombia Carlos Mario Marín Avendaño, Néstor Jaime Aguirre Ramírez Original Article

https://doi.org/10.1590/S2179-975X1217
Is similar the distribution of Chironomidae (Diptera) and Oligochaeta (Annelida, Clitellata) in a river and a lateral fluvial area? Daniela Aparecida Silveira Cesar, Raoul Henry Original Article

https://doi.org/10.1590/S2179-975X3916
Development of low-cost culture media for Ankistrodesmus gracilis based on inorganic fertilizer and macrophyte Lúcia Helena Sipaúba-Tavares, Alexandra Maria Donadon Lusser Segali, Flavia Almeida Berchielli-Morais, Bruno Scardoeli-Truzzi Original Article

https://doi.org/10.1590/S2179-975X6516
Is it possible to simplify environmental monitoring? Approaches with zooplankton in a hydroelectric reservoir Ana Caroline de Alcântara Missias, Leonardo Fernandes Gomes, Hasley Rodrigo Pereira, Leo Caetano Fernandes da Silva, Ronaldo Angelini, Ludgero Cardoso Galli Vieira Original Article

https://doi.org/10.1590/S2179-975X4716
Salinity effects on photosynthetic pigments, proline, biomass and nitric oxide in Salvinia auriculata Aubl. Maria Angélica da Conceição Gomes, Inácio Abreu Pestana, Claudete Santa-Catarina, Rachel Ann Hauser-Davis, Marina Satika Suzuki Original Article

https://doi.org/10.1590/S2179-975X7016
Richness and distribution of aquatic macrophytes in a subtropical reservoir in São Paulo, Brazil Ana Carolina Pavão, André Cordeiro Alves dos Santos, Flávia Bottino, Roseli Frederigi Benassi, Maria do Carmo Calijuri Original Article

https://doi.org/10.1590/S2179-975X6616
Integrated analysis of water quality from two rivers used for public supply in southern Brazil Flávia Bernardo Chagas, Camila Fátima Rutkoski, Gregori Betiato Bieniek, Gean Delise Leal Pasquali Vargas, Paulo Afonso Hartmann, Marília Teresinha Hartmann Original Article

https://doi.org/10.1590/S2179-975X10716
Trophic quality of waters in the Patos Lagoon estuary: a comparison between its margins and the port channel located in Rio Grande, RS, Brazil Rafela Neves Marreto, Maria da Graça Zepka Baumgarten, Mônica Wallner-Kersanach Original Article

https://doi.org/10.1590/S2179-975X2417
Feeding habits of the freshwater crab Sodhiana iranica from Southern Iran Sana Sharifian, Ehsan Kamrani Original Article

https://doi.org/10.1590/S2179-975X0417
Phytoplankton community dynamic detection from the chlorophyll-specific absorption coefficient in productive inland waters Fernanda Sayuri Yoshino Watanabe, Enner Herenio de Alcântara, Thanan Walesza Pequeno Rodrigues, Nariane Marselhe Ribeiro Bernardo, Luiz Henrique da Silva Rotta, Nilton Nobuhiro Imai Original Article

https://doi.org/10.1590/S2179-975X6716
Temporal coherence of physical, chemical and biological variables in four tropical lakes (Minas Gerais, Brazil) Mariana Peifer Bezerra, Pedro Maia Barbosa, Francisco Antônio Rodrigues Barbosa, José Fernandes Bezerra Neto Original Article

https://doi.org/10.1590/S2179-975X1817
Factors that drive zooplankton diversity in Neo-Tropical Savannah shallow lakes Claudia Padovesi-Fonseca, Renan de Souza Rezende Original Article

https://doi.org/10.1590/S2179-975X5316
Small dams also change the benthic macroinvertebrates community in rocky rivers Leticia de Mattos, Larissa Dal Molin Kruger, Ana Lucia Suriani Affonso, Gilmar Perbiche-Neves, Sidnei Pressinatte Junior Original Article

https://doi.org/10.1590/s2179-975x0517
Assessing disruption of longitudinal connectivity on macroinvertebrate assemblages in a semiarid lowland river Leiva, Marta; Marchese, Mercedes; Diodato, Liliana; Tévez, Héctor Original Article

https://doi.org/10.1590/s2179-975x6316
Climate factors and limnological conditions shaping phytoplankton community in two subtropical cascading reservoirs Cassol, Ana Paula Vestena; Oliveira, Maria Angélica; Domingues, André Luis; Pereira-Filho, Waterloo; Durigon, Mariana; Silva, Juliana Ferreira da Original Article

https://doi.org/10.1590/S2179-975X0017
Editorial Velho, Luiz Felipe Machado; Jati, Susicley; Camargo, Antonio Fernando Monteiro Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X10816
Structure and dynamic of planktonic ciliate community in a large Neotropical river: the relevance of the pluviosity and tributaries in the biodiversity maintenance Negreiros, Orlando Pelissari; Segovia, Bianca Trevizan; Lansac-Tôha, Fernando Miranda; Meira, Bianca Ramos de; Buosi, Paulo Roberto Bressan; Cabral, Adalgisa Fernanda; Silva, Heloisa Santos; Lansac-Tôha, Fábio Amodêo; Velho, Luiz Felipe Machado Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X0117
Copepod assemblage structure (Crustacea: Copepoda) along a longitudinal environmental gradient in a tropical river-floodplain system, Brazil Palhiarini, Welinton Sousa; Schwind, Leilane Talita Fatoreto; Arrieira, Rodrigo Leite; Velho, Luiz Felipe Machado; Lansac-Tôha, Fábio Amodêo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X10316
Adjacent environments contribute to the increase of zooplankton species in a neotropical river Bomfim, Francieli de Fátima; Mantovano, Tatiane; Amaral, Diogo Castanho; Palhiarini, Welinton Sousa; Bonecker, Claudia Costa; Lansac-Tôha, Fábio Amodêo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X6117
Abundance and size structure of planktonic protist communities in a Neotropical floodplain: effects of top-down and bottom-up controls Meira, Bianca Ramos de; Lansac-Tôha, Fernando Miranda; Segovia, Bianca Trevizan; Oliveira, Felipe Rafael de; Buosi, Paulo Roberto Bressan; Jati, Susicley; Rodrigues, Luzia Cleide; Lansac-Tôha, Fábio Amodêo; Velho, Luiz Felipe Machado Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X3817
Gyrodactylidae (Monogenea: Platyhelminthes) gill parasites of Tetragonopterinae (Characiformes: Characidae) from the upper Paraná River floodplain, Brazil Capparros, Eloiza Muniz; Takemoto, Ricardo Massato Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X10216
Importance of dam-free stretches for fish reproduction: the last remnant in the Upper Paraná River Silva, Jislaine Cristina; Rosa, Rafael Rogério; Galdioli, Eliana Maria; Soares, Claudemir Martins; Domingues, Wladimir Marques; Veríssimo, Samuel; Bialetzki, Andréa Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X5817
Intra-annual variation in planktonic ciliate species composition (Protista: Ciliophora) in different strata in a shallow floodplain lake Pauleto, Gustavo Mayer; Oliveira, Felipe Rafael de; Segovia, Bianca Trevizan; Meira, Bianca Ramos; Lansac-Tôha, Fernando; Buosi, Paulo Roberto Bressan; Velho, Luiz Felipe Machado Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X7716
Environmental variables driving the larval distribution of Limnoperna fortunei in the upper Paraná River floodplain, Brazil Ernandes-Silva, Jéssica; Pinha, Gisele Daiane; Mormul, Roger Paulo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X10116
Temporal distribution and early development of Moenkausia cf. gracilima (Lucena & Soares, 2016) (Osteichthyes, Characidae) in the upper Paraná River, Brazil Santos, Joyce Andreia dos; Iquematsu, Marcia Sayuri; Soares, Claudemir Martins; Galdioli, Eliana Maria; Silva, Klebert Faria da; Teixeira, Valmir Alves; Bialetzki, Andréa Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X7816
Influence of tributaries on the periphytic diatom community in a floodplain Bichoff, Andressa; Osório, Nicolli Cristina; Ruwer, Daiane Trevisan; Montoya, Kisay Lorena Adame; Dunck, Bárbara; Rodrigues, Liliana Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X3417
Effects of bromeliad flowering event on the community structuring of aquatic insect larvae associated with phytotelmata of Aechmea distichantha Lem. (Bromeliaceae) Amadeo, Felipe Emiliano; Dias, Juliana Déo; Segovia, Bianca Trevizan; Simões, Nadson Ressyé; Lansac-Tôha, Fábio Amodêo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X4017
Phytoplankton community in the last undammed stretch of the Paraná River: considerations on the distance from the dam Jati, Susicley; Bortolini, Jascieli Carla; Moresco, Geovani Arnhold; Paula, Aline Caroline Magro de; Rodrigues, Luzia Cleide; Iatskiu, Patricia; Pineda, Alfonso; Zanco, Bárbara Furigo; Silva, Matheus Vieira da; Souza, Yasmin Rodrigues Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X7317
Rivers affect the biovolume and functional traits of phytoplankton in floodplain lakes Pineda, Alfonso; Moresco, Geovani Arnhold; Paula, Aline Caroline Magro de; Nogueira, Luciane Maria; Iatskiu, Patricia; Souza, Yasmin Rodrigues de; Reis, Larissa Mozini; Rodrigues, Luzia Cleide Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X8717
Factors affecting assemblage attributes of freshwater Oligochaeta in Neotropical shallow floodplain lakes Amo, Vanessa Ernandes de; Silva, Jéssica Ernandes da; Pinha, Gisele Daiane; Ragonha, Flávio Henrique; Mormul, Roger Paulo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X6017
Species inventory of aquatic macrophytes in the last undammed stretch of the Upper Paraná River, Brazil Souza, Douglas Costa; Cunha, Eduardo Ribeiro; Murillo, Raytha de Assis; Silveira, Márcio José; Pulzatto, Mikaela Marques; Dainez-Filho, Mario Sérgio; Lolis, Lucas Assumpção; Thomaz, Sidinei Magela Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X0217
Longitudinal gradient in limnological variables in the Upper Paraná River: a brief description and the importance of undammed tributaries Santana, Natália Fernanda; Pereira, Larissa Strictar; Roberto, Maria do Carmo; Gomes, Sue Ellen do Amaral; Pagioro, Thomaz Aurélio; Mormul, Roger Paulo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X8616
Environmental heterogeneity explains species turnover but not nestedness in fish assemblages of a Neotropical basin Peláez, Oscar Eduardo; Azevedo, Filipe Manoel; Pavanelli, Carla Simone Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X7617
Differences in environmental heterogeneity promote the nestedness of Chironomidae metacommunity in Neotropical floodplain lakes Pinha, Gisele Daiane; Tramonte, Rafael Prandini; Bilia, Camila Gentilin; Takeda, Alice Michiyo Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X8117
Phytoplankton functional groups indicators of environmental conditions in floodplain rivers and lakes of the Paraná Basin Zanco, Barbara Furrigo; Pineda, Alfonso; Bortolini, Jascieli Carla; Jati, Susicley; Rodrigues, Luzia Cleide Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X12217
Periphytic community structure of Ostracoda (Crustacea) in the river-floodplain system of the Upper Paraná River Higuti, Janet; Conceição, Eliezer de Oliveira da; Campos, Ramiro de; Ferreira, Vitor Góis; Rosa, Jonathan da; Pinto, Márian Bozzo de Oliveira; Martens, Koen Thematic Section: Upper Paraná River Floodplan

https://doi.org/10.1590/S2179-975X6416
A simple non-destructive method for estimating aboveground biomass of emergent aquatic macrophytes Laís Samira Correia Nunes, Antonio Fernando Monteiro Camargo Short Research Note

https://doi.org/10.1590/S2179-975X0717
The small foreigner: new laws will promote the introduction of non-native zooplankton in Brazilian aquatic environments Paula Nunes Coelho, Raoul Henry Short Research Note