Acta Amazonica

pISSN: 0044-5967eISSN: 1809-4392• JCR: ACTA AMAZONICANational Institute of Amazonian ResearchBrazil
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Newest Impact Factor

1.6

Released June 17, 2026 · Based on 2025 citation data

New this year

Impact Factor History

  1. Metric year 2025

    Released

    1.6

JCR Category Rankings

Journal Citation Reports category rankings
CategoryIndexesQuartile
ECOLOGYSCIEQ3
PLANT SCIENCESSCIEQ3
ZOOLOGYSCIEQ2
Q2
JCR Quartile
N/A
CAS Block

Acta Amazonica current release and JCR quartile

Acta Amazonica's newest impact factor is 1.6, released June 17, 2026 and based on 2025 citation data. The journal is listed as JCR Q2 in this Journal Metrics record.

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Ranking position in Biology & Basic Science

Ranked #2,462 in Biology & Basic Science by impact factor and #879 among Q2 Biology & Basic Science journals. This context helps compare Acta Amazonica against journals publishing in the same field.

#2,462
of 3,717 field journals

Acta Amazonica publication trend

Published 226 papers across the last 5 recorded years with a current impact factor of 1.6.

2026 vs 2025: -48
How Journal Metrics uses article volume

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Journal Details

Total Articles
3,361
H-Index
73
Open Access
Yes
Subject Areas
Nature and Landscape ConservationEcology, Evolution, Behavior and SystematicsForestrySoil Science

Article Volume

2022
48
2023
46
2024
44
2025
68
2026
20
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