Acta Amazonica 56(1)
2026 - Summary
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| Issues: | 56-1 |
Agronomy and Forestry |
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| Title: |
Plant species indicated for the recovery of degraded areas in Rondônia, Brazil |
| Authors: |
PAIXÃO, Késid Rafael Cavalcante; CAMPANHARO, Marcela; SILVEIRA, Antônio Laffayete Pires da |
| Keywords: |
Amazon; deforestation; secondary forest; restoration |
| DOI |
https://doi.org/10.1590/1809-4392202401632 |
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| Issues: | 56-1 |
Agronomy and Forestry |
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| Title: |
Litter properties in a secondary tropical forest 14 years after litterfall removal and irrigation
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| Authors: |
RODRIGUES, Julia Isabella de Matos; MARTINS, Walmer Bruno Rocha; OLIVEIRA, Victor Pereira de; OLIVEIRA, Francisco de Assis; PAULA, Manoel Tavares de; SCHWARTZ, Gustavo |
| Keywords: |
family farming; successional ecosystem; ecological restoration |
| DOI |
https://doi.org/10.1590/1809-4392202304132 |
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| Issues: | 56-1 |
Animal and Fisheries Sciences |
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| Title: |
Farming tambaqui (Colossoma macropomum) using byproducts from the Amazon bioeconomy: nutritional composition, digestibility and attractiveness |
| Authors: |
MEDEIROS, Paulo Adelino de; DOS SANTOS, Raphael Brito; IZÉL-SILVA, Judá; OISHI, César Augusto; GONÇALVES, Ligia Uribe; AFFONSO, Elizabeth Gusmão |
| Keywords: |
aquaculture; Brazil nut; cassava; circular bioeconomy; feeds |
| DOI |
https://doi.org/10.1590/1809-4392202404092 |
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| Issues: | 56-1 |
Animal and Fisheries Sciences |
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| Title: |
Effects of distance and co-sale with pirarucu on the prices of alternative commercial fish species in community-based management systems in the Brazilian Amazon |
| Authors: |
OLENTINO, Daniel; LUBICH, Chiara; MEIRELES, Brenda; GONÇALVES, Ana Claudia Torres; YAMAMOTO, Kedma |
| Keywords: |
Arapaima gigas; Alternative fisheries; sustainability; fishery management; fish price |
| DOI |
https://doi.org/10.1590/1809-4392202404263 |
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| Issues: | 56-1 |
Animal and Fisheries Sciences |
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| Title: |
Sexual maturity (Lm) and maximum size (Lmax) ratio: A useful metric for sustainable fisheries management in the Amazon with poor fisheries statistics |
| Authors: |
LOZÁNO, Alfredo Pérez; KURADOMI, Rafael Yutaka |
| Keywords: |
megaspawner protection; reproductive load; ecological resilience; length-based management; Amazon Basin |
| DOI |
https://doi.org/10.1590/1809-4392202501783 |
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| Issues: | 56-1 |
Animal and Fisheries Sciences |
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| Title: |
Uterine inflammation and metabolism: exploring postpartum events in primiparous and multiparous girolando dairy cows raised in the Amazon |
| Authors: |
PFEIFER, Luiz Francisco Machado; ANDRADE, Jéssica de Souza; BARBOSA, Ingrid Pedraça; GOMES, Leonardo Silva; SILVA, Samira Alves de Souza; NOLETO, Gabrielly Cristina Santos; SILVA, Renata Reis da; PAES, Felipe Haridasa Gomes |
| Keywords: |
Bos indicus; fertility; metabolism; postpartum; uterus |
| DOI |
https://doi.org/10.1590/1809-4392202404051 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Two new species of pincer wasps (Hymenoptera: Dryinidae: Gonatopodinae) from blackwater floodplain forest (igapó) in the Brazilian Amazon |
| Authors: |
SANTOS, Evanira Maria Ribeiro dos; OLIVEIRA, Marcio Luiz de; MARTINS, André Luis |
| Keywords: |
Amazonas, Gonatopus, tree ecletor traps, ecological survey, Pareucamptonyx, scientific collections |
| DOI |
https://doi.org/10.1590/1809-4392202500053 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
The extreme 2023 drought leads to the first record of Euglena sanguinea Ehrenberg blooms in Amazon lakes |
| Authors: |
CASTRO-MENDES, Raize NASCIMENTO, Renan BANDEIRA, Maiby Glorize FLEISCHMANN, Ayan GOMES, Maria Cecilia ALMEIDA, Fabiane VIEIRA, Camila KEPPE, Isabela MARMONTEL, Miriam GIANI, Alessandra PIMENTEL, Juliana; GRAVENA, Waleska; BATAGLION, Giovana; NEVES, Thiago; FILHO, Cesar; FRIAS, Mariana; SANTOS-SILVA, Edinaldo Nelson dos |
| Keywords: |
harmful algae; euglenophycin; phytoplankton; climate change; toxins |
| DOI |
https://doi.org/10.1590/1809-4392202500523 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Sex ratio of black caiman (Melanosuchus niger) hatchlings in a sample of the wild managed population from the Mamirauá Reserve, Central Amazon |
| Authors: |
TORRALVO, Kelly; SILVA, Fernanda Pereira; ELIAS, Mônica de Abreu; RABELO, Rafael Magalhães |
| Keywords: |
crocodilians; sustainable management; nesting |
| DOI |
https://doi.org/10.1590/1809-4392202402813 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Freshwater oyster Bartlettia stefanensis (Moricand 1856) reefs revealed by Amazon drought |
| Authors: |
OLMOS, Fábio; CARAM, Gabriel Serwy; CAMPOS, Pedro Bueno Rocha |
| Keywords: |
Acre, Calcreta, Etheriidae, Unionoida |
| DOI |
https://doi.org/10.1590/1809-4392202500111 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
A test of the River Continuum Concept with copepod functional groups in an Amazonian river |
| Authors: |
KVALHEIM, Lone; QUARESMA, Tânia; LIGEIRO, Raphael; BOMFIM, Francieli F. |
| Keywords: |
RCC; Cyclopoida; Harpacticoida; Calanoida; width gradient |
| DOI |
https://doi.org/10.1590/1809-4392202500873 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Mapping knowledge on Arbuscular Mycorrhizal Fungi in the Amazon rainforest: a systematic review of diversity, distribution and symbiotic interactions |
| Authors: |
QUEIROZ, Mariana Bessa de; FELIX, Juliana Rayssa Barros; ASSUNÇÃO, Amanda Regis; GOTO, Bruno Tomio |
| Keywords: |
Amazonian ecosystems; AMF diversity; bibliometric review; Glomeromycota; mycorrhizal symbiosis |
| DOI |
https://doi.org/10.1590/1809-4392202501102 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
New morphological and micromorphological evidence supports a new Amazonian species of Scleria (Cyperaceae) |
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SCHNEIDER, Layla Jamylle Costa; LOPES, Layse Kristine Corrêa; COSTA, Deivid Lucas de Lima da; AGUIAR-DIAS, Ana Cristina Andrade de; GIL, André dos Santos Bragança |
| Keywords: |
Amazon forest, herbarium collections, monocots, Poales, razor grasses, taxonomy |
| DOI |
https://doi.org/10.1590/1809-4392202502541 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Environmental filtering and network structure in ant-plant mutualisms across flooded and unflooded Amazonian forests |
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SANTOS, Talitha Ferreira dos; IZZO, Thiago Junqueira; PILCO, Magno Vásquez; FARROÑAY, Francisco; SANTOS, Esthefany Souza; BACCARO, Fabricio Beggiato |
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ecological networks; extrafloral nectar; myrmecophyte plants; modularity; nestedness; opportunistic species |
| DOI |
https://doi.org/10.1590/1809-4392202501932 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Diversity and genetic structure of mariri tucunacá (Banisteriopsis caapi) populations in the southern Brazilian Amazon rainforest |
| Authors: |
CARVALHO, Arielen Barreto de; ALVES, Anderson; Ortiz ZORTÉA, Kelli Évelin Muller; ROVEDA, Ana Paula; GUERRA, Duarte Antônio de Paula Xavier Fernandes; MARQUES, André; DA SILVA, Carolina Joana; ROSSI, Ana Aparecida Bandini |
| Keywords: |
biodiversity; ISSR molecular marker; Ayahuasca |
| DOI |
https://doi.org/10.1590/1809-4392202501841 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Diel changes of fish assemblages in aquatic herbaceous banks in an Amazonian floodplain lake |
| Authors: |
KOHLER, Diana Mayra; GAMA SILVA, Lucas da; CAVALCANTE, Paloma Andrade; BUENO, Thiago Lopes; ZUANON, Jansen |
| Keywords: |
aquatic macrophytes; diversity; ichthyofauna; predation; trophic-dynamic |
| DOI |
https://doi.org/10.1590/1809-4392202500993 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Miconia kallei (Miconieae, Melastomataceae), a new Amazonian species with longitudinal anther dehiscence |
| Authors: |
GOLDENBERG, Renato; FERREIRA-ALVES, Rodolfo; ZIEMMER, Juliana Klostermann |
| Keywords: |
Chaenanthera; Taxonomy; Scanning electron microscopy; Anther morphology; Neotropical flora |
| DOI |
https://doi.org/10.1590/1809-4392202503321 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Ecology and conservation of the Amazonian Manatee (ITrichechus inunguis) from the perspective of fishers on the Purus River, Central Amazon: agreements and contrasts with scientific literature |
| Authors: |
SOUZA, Diogo Alexandre de; VENTICINQUE, Eduardo Martins; SILVA, Vera Maria Ferreira DA |
| Keywords: |
aquatic mammals; local ecological knowledge; protected areas; Sirenia; vulnerable species |
| DOI |
https://doi.org/10.1590/1809-4392202501831 |
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| Issues: | 56-1 |
Biodiversity and Conservation |
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| Title: |
Population density and proportion of used area of the Spix’s night monkey (Aotus vociferans) in a nature reserve in Caquetá (Colombia) |
| Authors: |
DIOSA CORREA, Dayana; GARCIA VILLALBA, Javier; RONCANCIO DUQUE, Néstor |
| Keywords: |
secondary forest; abundance; Colombian Amazon |
| DOI |
https://doi.org/10.1590/1809-4392202402431 |
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| Issues: | 56-1 |
Biotechnology |
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| Title: |
Exploring the biotechnological potential of Amazonian microorganisms through in silico genome analysis for detection of biosynthetic gene clusters |
| Authors: |
MARQUES, Eric de Lima Silva; SILVA, Adriana Barros de Cerqueira e; SILVA, Mariana Barros de Cerqueira e |
| Keywords: |
AntiSMASH, NRP, polyketides, PRISM, RiPP, secondary metabolites |
| DOI |
https://doi.org/10.1590/1809-4392202304142 |
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| Issues: | 56-1 |
Biotechnology |
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| Title: |
Assessment of the Biodiesel Production Potential of the Amazonian Microalga Stigeoclonium sp. B23 under Different Nutritional Conditions |
| Authors: |
MOURÃO, Murilo Moraes; OLIVEIRA, Deborah Terra de; SERRA, Gustavo Marques; NASCIMENTO, Luís Adriano Santos do; SANTOS, Alberdan Silva; SANTOS, Agenor Valadares; XAVIER, Luciana Pereira |
| Keywords: |
lipid profile; environmental biotechnology; sustainable energy; nitrogen depletion |
| DOI |
https://doi.org/10.1590/1809-4392202501712 |
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| Issues: | 56-1 |
Environmental Sciences |
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| Title: |
The role of local hydrology and leaf habit in leaf phenology patterns over 52 years of monitoring of canopy trees in central Amazonia, Brazil |
| Authors: |
TAMEIRÃO, Lucas B. S.; SCHIETTI, Juliana; BARBOSA, Antenor P.; NELSON, Bruce W.; ALEIXO, Izabela F. |
| Keywords: |
groundwater; tropical phenology; time-series; long-term monitoring, cryptic phenology |
| DOI |
https://doi.org/10.1590/1809-4392202500502 |
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| Issues: | 56-1 |
Food Sciences |
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| Title: |
Bioaccessibility and cytotoxicity of Euterpe edulis, E. oleracea and E. precatoria fruit compounds |
| Authors: |
CORDEIRO, Noélle Khristinne; BRAGA, Gilberto Costa; ALENCAR, Severino Matias de; SALIBA, Ana Sofia Martelli Chaib; SIVIERO, Amauri |
| Keywords: |
Juçara; açai; bioactive compound; in vitro gastrointestinal digestion; Caco-2 cells |
| DOI |
https://doi.org/10.1590/1809-4392202403582 |
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| Issues: | 56-1 |
Food Sciences |
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| Title: |
Phenological seasonality and seed germination of Copaifera martii Hayne in the southeastern Amazon |
| Authors: |
BARBOSA da Silva, Anthony; GALVÃO de Moraes, Deirilane; VIEIRA dos Santos, Maria Line Costa; LIMA, Clenes Cunha; ANJOS, Luciano Jorge Serejo dos; VIEIRA, André Luís Macedo; KOHLER, Sintia Valerio; LACERDA, Fernando da Costa Brito |
| Keywords: |
phenodynamic; extractivism; copaiba; Brazilian Amazon |
| DOI |
https://doi.org/10.1590/1809-4392202500334 |
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| Issues: | 56-1 |
Geosciences |
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| Title: |
The impact of rising greenhouse gases and deforestation on temperature extremes in the Amazon basin |
| Authors: |
BRITO, Adriane Lima; VEIGA, José Augusto P.; CORREIA, Francis Wagner S.; CAPISTRANO, Vinícius Buscioli; CHOU, Sin Chan; VASCONCELOS, Mônica Alves de; MICHILES, Alessandro A.; LYRA, André de Arruda; MEDEIROS, Gustavo Sueiro |
| Keywords: |
Climate extremes, temperature indices, Eta model, global model HadGEM2-ES |
| DOI |
https://doi.org/10.1590/1809-4392202403833 |
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| Issues: | 56-1 |
Geosciences |
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| Title: |
Evaluation of the Vulnerability to Contamination of Groundwater in the Central Amazon, Santarém Region |
| Authors: |
DESCOVI FILHO, Leônidas Luiz Volcato; LAURENT, François |
| Keywords: |
physical geography; hydrogeology; sustainable groundwater management; confined aquifer; parametric method |
| DOI |
https://doi.org/10.1590/1809-4392202403843 |
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| Issues: | 56-1 |
Health Sciences |
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| Title: |
Occurrence of Echinococcus vogeli in Cuniculus paca from the Western Amazon and its implications for the health of local traditional communities |
| Authors: |
ANADÃO, Liliane de Souza; SOUZA, Leandro Siqueira de; CAMPELO, Marcos Bruno Zacarias; SOUZA, Luiz Fellype Alves de; ASSIS, Beatriz da Silva Pais de; VARELLA, Karina; OLIVEIRA, Irlla Narel Leão Cunha de; AGUILAR, Luis Edgardo Riveros; SOUZA, Leilandio Siqueira de; DE OLIVEIRA, Marcos José; SANTOS, Francisco Glauco de Araújo |
| Keywords: |
zoonotic transmission; sociocultural factors; epidemiological surveillance; emerging parasitoses |
| DOI |
https://doi.org/10.1590/1809-4392202502022 |
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| Issues: | 56-1 |
Health Sciences |
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| Title: |
Detection of Leishmania DNA and identification of blood meal sources in sand flies (Psychodidae: Phlebotominae) from an Amazonian endemic area of cutaneous leishmaniasis |
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SOUZA, Leandro Siqueira de; BRILHANTE, Andreia Fernandes; CAMPELO, Marcos Bruno Zacarias; CANTANHÊDE, Lilian Motta; OLIVEIRA, Janaina Estevo de; NASCIMENTO, Breno Kalyl Freitas; SOUZA, Luiz Fellype Alves de; ÁVILA, Marcia Moreira de; CUERVO, Patricia; CUPOLILLO, Elisa; VALDIVIA, Hugo Oswaldo; SOUZA, Cristian Ferreira de; BRAZIL, Reginaldo Peçanha |
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cutaneous leishmaniasis; vectors; Leishmania sp.; wild animals |
| DOI |
https://doi.org/10.1590/1809-4392202600012 |
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| Issues: | 56-1 |
Health Sciences |
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| Title: |
Health consequences of deforestation and wildfires in the Amazon: a scoping review |
| Authors: |
NOVAES, Pedro da Costa; BERNARDY, José Vinícius; DE PAULA, Luiza Gabriella Ferreira; MELO E SILVA, Daniela de; MIZIARA, Fausto |
| Keywords: |
health and environment; heath and land use; land use land change; vector-borne diseases; smoke exposure |
| DOI |
https://doi.org/10.1590/1809-4392202502553 |
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| Issues: | 56-1 |
Materials Technology |
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| Title: |
Surface properties of tropical woods produced in an Agroforestry System in Amazonia |
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MASCARENHAS, Adriano Reis Prazeres; SETTER, Carine; MELO, Rafael Rodolfo de; ARANTES, Lorran de Sousa; STRAGLIOTTO, Michelly Casagrande; SCCOTI, Marta Silvana Volpato; CORRÊA, Fernando Luíz de Oliveira; SCATOLINO, Mário Vanoli; BATISTA, Felipe Gomes; MEDEIROS, Dayane Targino de; SILVA, Thiago Cardoso; ZIDANES, Uasmim Lira; MORI, Fabio Akira |
| Keywords: |
African mahogany; teak; tropical wood; wood anatomy; wood roughness |
| DOI |
https://doi.org/10.1590/1809-4392202500683 |
