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International Journal of Systematic and Evolutionary Microbiology is Scopus-indexed (Q2, CiteScore 3.7), WoS SCIE. Published by Microbiology Society.
Checked against the index lists dated .
ISSN 1466-5026Verify ISSN ↗1466-5034Verify ISSN ↗
Publisher: Microbiology Society
Cost to publish: No APC data — check the publisher
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Ecology, Evolution, Behavior and Systematics | 215 / 736 | 70th | Q2 |
| Microbiology | 126 / 194 | 35th | Q3 |
Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2000–present, best quartile Q2, CiteScore 3.7.
International Journal of Systematic and Evolutionary Microbiology is Q2 in Ecology, Evolution, Behavior and Systematics (rank 215 of 736) and Q3 in Microbiology (rank 126 of 194), by CiteScore 2025.
International Journal of Systematic and Evolutionary Microbiology is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 3.7, which places it in quartile Q2 at the 70th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.631, quartile Q2, with an H-index of 213.
International Journal of Systematic and Evolutionary Microbiology is published by Microbiology Society. Its print ISSN is 1466-5026 and its online ISSN is 1466-5034.
Yes — indexed in the Science Citation Index Expanded.
No — it is not registered as an open-access journal in DOAJ or Scopus.
International Journal of Systematic and Evolutionary Microbiology has an h-index of 229 and a 2-year mean of 3.14 citations per paper (OpenAlex). Its Scopus CiteScore is 3.7, quartile Q2. On 2-year citations it ranks #103 of 711 Scopus journals in Ecology, Evolution, Behavior and Systematics.
International Journal of Systematic and Evolutionary Microbiology published 395 papers in 2025; its busiest recent year was 2019 with 811. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 100 research articles (2026), authors are most often from China (33%), South Korea (8.3%) and United States (7.3%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. 17 retracted papers are recorded (1.1 per 1,000 papers). The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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