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Logomarca do periódico: Acta Amazonica

Acta Amazonica

Publication of: Instituto Nacional de Pesquisas da Amazônia
Area: Multidisciplinary

ISSN printed version: 0044-5967

ISSN online version: 1809-4392

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Our Mission

To publish original scientific papers about Amazonia

Most recent issue

Acta Amazonica, Volume: 55, Published: 2025

Latest articles

Volume: 55 - Publicado em: 2025-04-07

Stiffness of wood from two hyperdominant species in central amazon evaluated by different nondestructive methodologies

Volume: 55 - Publicado em: 2025-08-04

Removal of cr (vi) from synthetic effluents using hydrochar from waste açaí (euterpe precatoria mart.) seeds as a low-cost biosorbent

Volume: 55 - Publicado em: 2025-03-17

Respiratory infection in indigenous population of the amazon region, brazil

Volume: 55 - Publicado em: 2025-02-28

Microbiological and antimicrobial evaluation of drinking water in floating houses of the brazilian amazon

Volume: 55 - Publicado em: 2025-05-26

Relationship between extreme daily rainfall and temperature over the brazilian amazon

Volume: 55 - Publicado em: 2025-11-17

Exposure and effect biomarkers indicate health alterations in aequidens pallidus (cichliformes, cichlidae) exposed in situ in degraded amazonian urban streams

Volume: 55 - Publicado em: 2025-05-02

Controls on deforestation in the brazilian amazon: explaining past success actions, new challenges and recommendations

Volume: 55 - Publicado em: 2025-09-29

Acaricidal, insecticidal, acetylcholinesterase, and antioxidant activities of essential oil from piper bartlingianum and piper goeldii

Volume: 55 - Publicado em: 2025-05-02

Chemical evaluation and in vitro cytotoxic activity of copaifera reticulata ducke oleoresin in cancer cell lines

Volume: 55 - Publicado em: 2025-11-17

Botanical novelties from the serra do divisor national park in the extreme western brazilian amazon

Volume: 55 - Publicado em: 2025-11-17

Filling the knowledge gaps: corticolous lichen diversity in the ecuadorian amazon

Volume: 55 - Publicado em: 2025-08-04

First record of slender-billed xenops (xenops tenuirostris) from the belém region of endemism: implications for its distribution in the amazon

Volume: 55 - Publicado em: 2025-07-25

Description of the nest, eggs and nestling of the black-breasted gnateater, conopophaga snethlageae (aves: conopophagidae), with emphasis on nesting behavior

Volume: 55 - Publicado em: 2025-06-09

Extreme drought and heat lead to alarming mortality of amazon fauna

Volume: 55 - Publicado em: 2025-05-26

Rediscovery after three decades of the freshwater sponge metania kiliani on a terrestrial fern

Volume: 55 - Publicado em: 2025-05-02

Phlebotomine sand flies (diptera: psychodidae) from peridomestic environments at los amigos biological station, madre de dios, peru

Volume: 55 - Publicado em: 2025-04-25

A potential ant-hemiptera-plant mutualism on lorostemon coelhoi (clusiaceae) in the brazilian amazon

Volume: 55 - Publicado em: 2025-03-17

Contributing to the knowledge of the distribution of the world’s smallest angiosperms in the amazon: first record of lemna minuta kunth (araceae) in the state of pará, brazil

Volume: 55 - Publicado em: 2025-03-17

First record of the predaceous midge schizonyxhelea zoologica huerta & grogan, 2017 (diptera: ceratopogonidae) in south america, with description of the female

Volume: 55 - Publicado em: 2025-02-28

Avifauna of a white-sand forest in the colombian amazon

Volume: 55 - Publicado em: 2025-11-17

The pupa of stilobezzia (eukraiohelea) elegantula (johannsen) (diptera: ceratopogonidae)

Volume: 55 - Publicado em: 2025-09-29

Germination and organic reserves of seeds from common amazonian floodplain tree species

Volume: 55 - Publicado em: 2025-09-29

Diet seasonality and resource partitioning by large catfishes in the madeira river, brazil

Volume: 55 - Publicado em: 2025-09-29

Updated phylogeny of eragenia banks (hymenoptera: pompilidae), redescription of the male of e. aureicornis, and distribution of the genus in an amazon-cerrado transition zone

Volume: 55 - Publicado em: 2025-09-29

Scale by scale, river by river: on the taxonomy, osteology and distribution of the amazonian snake helicops acangussu

Volume: 55 - Publicado em: 2025-08-04

Butterfly (insecta: lepidoptera) assemblage structure along an upland-highland elevational gradient in a brazilian tepui

Volume: 55 - Publicado em: 2025-08-04

Astrocaryum chonta mart. (arecaceae, arecoideae): first record in brazil, lectotypification and notes on distribution gaps

Volume: 55 - Publicado em: 2025-06-30

Survey of the diversity of hymenochaetaceae (hymenochaetales, basidiomycota) in the brazilian amazon

Volume: 55 - Publicado em: 2025-06-30

A new species of drepatelodes (lepidoptera: bombycoidea: apatelodidae) from floresta nacional do tapajós, pará, brazil

Volume: 55 - Publicado em: 2025-06-30

Leucism occurrence frequency in an island population of tayra (eira barbara), in roraima, brazil: a comparative analysis with camera trap records

Volume: 55 - Publicado em: 2025-06-30

Effect of genotype on herbivory and growth rate in heliconia stricta in a common garden experiment in the amazon

Volume: 55 - Publicado em: 2025-06-09

Immature stages and biology of the neotropical skipper artines angelica medeiros, 2019 (hesperiidae: hesperiinae: hesperiini: moncina)

Volume: 55 - Publicado em: 2025-06-09

Amazonian diversity of penicillium link (eurotiomycetes, ascomycota) in the culture collection of the national institute of amazonian research, with description of a new species

Volume: 55 - Publicado em: 2025-05-26

Reproductive phenology and sex ratio variation of the thumbless bat furipterus horrens (cuvier, 1828) (furipteridae)

Volume: 55 - Publicado em: 2025-06-27

Endozoochory by lowland tapirs improves seed germinability and accelerates germination time of native plant species in an amazon-cerrado transition restoration area

Volume: 55 - Publicado em: 2025-05-26

How much do we know about the amazonian flora of maranhão?

Volume: 55 - Publicado em: 2025-05-26

Synopsis of lueheopsis burret (malvaceae, grewioideae) in the brazilian amazon

Volume: 55 - Publicado em: 2025-04-07

How to remove the brain of amazonian manatee (trichechus inunguis) calves preserving the skull for morphological analysis

Volume: 55 - Publicado em: 2025-04-04

First cytogenetic characterization of pseudoloricaria laeviuscula (valenciennes, 1840): a monotypic genus of loricariidae (loricariinae)

Volume: 55 - Publicado em: 2025-03-21

Exploring local phenological and phenotypic variation of mosses (bryophyta) in two common amazonian habitats

Volume: 55 - Publicado em: 2025-03-17

Unveiling the taxonomic identity of vanilla sprucei (orchidaceae, vanilloideae): its phylogenetic position and a new record for brazil

Volume: 55 - Publicado em: 2025-02-28

Microsternarchus javieri, a new species of weakly electric fish (gymnotiformes: hypopomidae, microsternarchini) from the negro river basin, amazonas, brazil

Volume: 55 - Publicado em: 2025-02-28

Taxonomic synopsis of anomospermum (menispermaceae) in the brazilian amazon

Volume: 55 - Publicado em: 2025-09-01

Production cost of tambaqui (colossoma macropomum) and tambatinga and tambacu hybrids in net cages

Volume: 55 - Publicado em: 2025-09-01

Aquaculture feeds produced with amazon by-products in accordance with organic certification standards: effect on growth and health of colossoma macropomum

Volume: 55 - Publicado em: 2025-08-04

Effect of fermented fish silage in diets for juvenile piaractus brachypomus on growth performance, blood parameters and meat quality

Volume: 55 - Publicado em: 2025-06-09

Probiotics feed additive promotes growth and health on stressed arapaima gigas

Volume: 55 - Publicado em: 2025-05-26

Food restriction in larviculture of colossoma macropomum (cuvier, 1818) reared in varying salinities

Volume: 55 - Publicado em: 2025-04-07

Incidental capture and diversity of elasmobranchii and teleostei caught by red snapper and lobster fisheries in the great amazon reef system

Volume: 55 - Publicado em: 2025-04-04

Influence of fasting and refeeding cycles on growth, health and feeding costs of the amazonian fish colossoma macropomum

Volume: 55 - Publicado em: 2025-04-04

Biomechanics evaluation of amazonian tambaqui (colossoma macropomum) skin puncture after preservation with glycerol 98%

Volume: 55 - Publicado em: 2025-09-29

Evaluating precision and accuracy of species-specific equations versus a generic equation in predicting commercial stem volume of managed forest species in the amazon

Volume: 55 - Publicado em: 2025-04-04

Selection of chilli-pepper seedling's growth promoting rhizobacteria from an amazonian savanna

Volume: 55 - Publicado em: 2025-03-17

Assessing the potential of tropical secondary forests in the central amazon for timber production

Volume: 55 - Publicado em: 2025-03-17

Anatomical study of the seed of andiroba (carapa guianensis) through stereo and scanning electron microscopy

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E-mail: acta@inpa.gov.br

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