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Acta Amazonica

Published by SciELO.

ISSN 0044-5967 / 0044-5967 / 1809-4392

Aims & scope

Acta Amazonica publishes peer-reviewed research. Manuscripts pass a technical check and a scope check by the handling editor before going to independent reviewers.

Recently published

The impact of rising greenhouse gases and deforestation on temperature extremes in the Amazon basin

Adriane Lima BRITO, José Augusto P. VEIGA, Francis Wagner S. CORREIA, Vinícius Buscioli CAPISTRANO, Sin Chan CHOU, Mônica Alves de VASCONCELOS, Alessandro A. MICHILES, André de Arruda LYRA, Gustavo Sueiro MEDEIROS · 2026

DOI 10.1590/1809-4392202403833

Two new species of pincer wasps (Hymenoptera: Dryinidae: Gonatopodinae) from blackwater floodplain forest (igapó) in the Brazilian Amazon

Evanira Maria Ribeiro dos SANTOS, Marcio Luiz de OLIVEIRA, André Luis MARTINS · 2026

DOI 10.1590/1809-4392202500053

Uterine inflammation and metabolism: exploring postpartum events in primiparous and multiparous girolando dairy cows raised in the Amazon

Luiz Francisco Machado PFEIFER, Jéssica de Souza ANDRADE, Ingrid Pedraça BARBOSA, Leonardo Silva GOMES, Samira Alves de Souza SILVA, Gabrielly Cristina Santos NOLETO, Renata Reis da SILVA, Felipe Haridasa Gomes PAES · 2026

DOI 10.1590/1809-4392202404051

Phenological seasonality and seed germination of Copaifera martii Hayne in the southeastern Amazon

Anthony BARBOSA da Silva, Deirilane GALVÃO de Moraes, Maria Line Costa VIEIRA dos Santos, Clenes Cunha LIMA, Luciano Jorge Serejo dos ANJOS, André Luís Macedo VIEIRA, Sintia Valerio KOHLER, Fernando da Costa Brito LACERDA · 2026

DOI 10.1590/1809-4392202500334

Plant species indicated for the recovery of degraded areas in Rondônia, Brazil

Késid Rafael Cavalcante PAIXÃO, Marcela CAMPANHARO, Antônio Laffayete Pires da SILVEIRA · 2026

DOI 10.1590/1809-4392202401632

Detection of Leishmania DNA and identification of blood meal sources in sand flies (Psychodidae: Phlebotominae) from an Amazonian endemic area of cutaneous leishmaniasis

Leandro Siqueira de SOUZA, Andreia Fernandes BRILHANTE, Marcos Bruno Zacarias CAMPELO, Lilian Motta CANTANHÊDE, Janaina Estevo de OLIVEIRA, Breno Kalyl Freitas NASCIMENTO, Luiz Fellype Alves de SOUZA, Marcia Moreira de ÁVILA, Patricia CUERVO, Elisa CUPOLILLO, Hugo Oswaldo VALDIVIA, Cristian Ferreira de SOUZA, Reginaldo Peçanha BRAZIL · 2026

DOI 10.1590/1809-4392202600012

The extreme 2023 drought leads to the first record of Euglena sanguinea Ehrenberg blooms in Amazon lakes

Raize CASTRO-MENDES, Renan NASCIMENTO, Maiby Glorize BANDEIRA, Ayan FLEISCHMANN, Maria Cecilia GOMES, Fabiane ALMEIDA, Camila VIEIRA, Isabela KEPPE, Miriam MARMONTEL, Alessandra GIANI, Juliana PIMENTEL, Waleska GRAVENA, Giovana BATAGLION, Thiago NEVES, Cesar FILHO, Mariana FRIAS, Edinaldo Nelson dos SANTOS-SILVA · 2026

DOI 10.1590/1809-4392202500523

The role of local hydrology and leaf habit in leaf phenology patterns over 52 years of monitoring of canopy trees in central Amazonia, Brazil

Lucas B. S. TAMEIRÃO, Juliana SCHIETTI, Antenor P. BARBOSA, Bruce W. NELSON, Izabela F. ALEIXO · 2026

DOI 10.1590/1809-4392202500502

Farming tambaqui (Colossoma macropomum) using byproducts from the Amazon bioeconomy: nutritional composition, digestibility and attractiveness

Paulo Adelino de MEDEIROS, Raphael Brito DOS SANTOS, Judá IZÉL-SILVA, César Augusto OISHI, Ligia Uribe GONÇALVES, Elizabeth Gusmão AFFONSO · 2026

DOI 10.1590/1809-4392202404092

Health consequences of deforestation and wildfires in the Amazon: a scoping review

Pedro da Costa NOVAES, José Vinícius BERNARDY, Luiza Gabriella Ferreira DE PAULA, Daniela de MELO E SILVA, Fausto MIZIARA · 2026

DOI 10.1590/1809-4392202502553

A test of the River Continuum Concept with copepod functional groups in an Amazonian river

Lone KVALHEIM, Tânia QUARESMA, Raphael LIGEIRO, Francieli F. BOMFIM · 2026