Journal profile · ZOOLOGY
Acta zoologica bulgarica
ISSN 0324-0770 · eISSN 2603-3798 · Bulgarian Academy of Sciences · BULGARIA · Tri-annual
Acta zoologica bulgarica: CAS Zone 4 · Biology (2025 upgraded edition); impact factor 0.43; fully open access; review about 108 days (submission to final decision, publisher); community-reported acceptance: easy; 57 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Acta zoologica bulgarica is published by Bulgarian Academy of Sciences and is in Zone 4 of Biology in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Fish Biology and Ecology Studies, Environmental and Biological Research in Conflict Zones and Parasite Biology and Host Interactions, together about 21.7% of its articles. Its main subfields are Ecology. (generated from OpenAlex topic counts and CAS ranking data)
We consider for publication contributions in all branches of zoology dealing with diversity, ecology and evolution of animals: systematics and phylogenetics zoogeography and faunistics terrestrial ecology animal behaviour aquatic ecology parasitology palaeozoology archaezoology zoomorphology developmental biology conservation biology biological invasions applied zoology ecotoxicology
From the journal's Aims & Scope
Research area (LetPub): ZOOLOGY
Main research topics OpenAlex counts of recent articles; shares are approximate
- Fish Biology and Ecology StudiesAgricultural and Biological Sciences7.8%
- Environmental and Biological Research in Conflict ZonesEnvironmental Science7.1%
- Parasite Biology and Host InteractionsEnvironmental Science6.8%
- Aquatic Invertebrate Ecology and BehaviorEnvironmental Science5.4%
- Marine and environmental studiesEarth and Planetary Sciences5.1%
- Hymenoptera taxonomy and phylogenyAgricultural and Biological Sciences4.7%
- Insect-Plant Interactions and ControlAgricultural and Biological Sciences4.6%
- Diptera species taxonomy and behaviorAgricultural and Biological Sciences4.6%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Zoology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Zoology | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Biology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Biology | Zone 4 |
| Minor | Zoology | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 0.43LetPub ·
- Impact factor (publisher) 2024
- 0.5Publisher website ·
- CiteScore 2026-06
- 1LetPub ·
- SJR 2026-06
- 0.17LetPub ·
- SNIP 2026-06
- 0.32LetPub ·
- h-index
- 13LetPub ·
- h-index
- 11OpenAlex ·
- i10-index
- 18OpenAlex ·
- 2-year mean citedness
- 0.7OpenAlex ·
- Self-citation rate
- 20%LetPub ·
- Share of gold OA articles
- 0%LetPub ·
Volume
- Articles per year
- 53LetPub ·
Articles by year OpenAlex count · 408 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 42 | 40 | 3 |
| 2025 | 57 | 53 | 62 |
| 2024 | 74 | 68 | 56 |
| 2023 | 33 | 32 | 23 |
| 2021 | 1 | 0 | 3 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
Publisher-reported review time from the journal's website
108 dayssubmission to final decision · community reports 6–12 weeks
The publisher's own definition applies; dates from this journal's articles in the last 24 months are not available yet, so the publisher's figure is used.
Figures by source
- Average review time (community reports)
- 6–12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
- Acceptance rate (publisher)
- 47%Publisher website ·
- Submission to first decision
- 18 daysPublisher website ·
- Submission to final decision
- 108 daysPublisher website ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Fully open accessLetPub
Every article is open access; authors usually pay an article processing charge (APC).
No source has fee information yet; check the journal's website.
Other charges and waivers (author guidelines)
- Page charges
- EUR 10
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
Article types accepted4
- book reviewslength of Review Articles and Book Reviews is consulted with the Chief EditorLength not stated
- research articlesThe overall length of the manuscript, including the list of references, captions to tables and figures, should not exceed 15 pages for Research Articles and 4 p…Length not stated
- review articleslength of Review Articles and Book Reviews is consulted with the Chief EditorLength not stated
- short communicationsThe overall length of the manuscript, including the list of references, captions to tables and figures, should not exceed 15 pages for Research Articles and 4 p…Length not stated
Policy excerpts from the journal's websiteAuthorship, Publication ethics, License & copyright, Peer review
- Authorship
Use of the provided templates is mandatory; submissions that have not followed the guidelines will be automatically rejected. Model summary
The use of the following templates is mandatory, and submissions that have not followed these guidelines will be automatically rejected.
Source ↗Publisher website ·- Publication ethics
Manuscripts in conflict with ethical standards are immediately rejected by the editors. Model summary
Manuscripts detected to be in conflict with the ethical standards are immediately rejected by the editors.
Source ↗Publisher website ·- License & copyright
Copyright is transferred to the publisher upon acceptance of the manuscript. Model summary
Authors agree, with the acceptance of the manuscript, that the copyright is transferred to the publisher.
Source ↗Publisher website ·- Peer review
Papers should follow the International Code of Zoological Nomenclature – Fourth Edition, 1999. Model summary
Papers should follow the International Code of Zoological Nomenclature – Fourth Edition, 1999
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Bulgarian Academy of Sciences
- Country or region
- BULGARIA
- Language
- English
- Frequency
- Tri-annual
- ISSN
- 0324-0770
- Electronic ISSN
- 2603-3798
- Official links
- Journal homepage ↗LetPub
- Submission system ↗LetPub
FAQ
Frequently asked questions about Acta zoologica bulgarica
What CAS zone is Acta zoologica bulgarica in?
In the 2025 upgraded edition of the CAS Journal Ranking, Acta zoologica bulgarica is in Zone 4 of Biology, and in Zone 4 of the minor category Zoology. In the 2026 Xinrui edition it is in Zone 4 of Biology. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Acta zoologica bulgarica?
The latest impact factor listed by LetPub is 0.43; CiteScore 1, h-index 11.
How long does peer review take at Acta zoologica bulgarica?
The publisher reports about 108 days (submission to final decision); authors report an average review time of 6–12 weeks; the community-reported acceptance is “Easy”; the journal's website gives an acceptance rate of 47%. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Which databases index Acta zoologica bulgarica?
According to LetPub and DOAJ records, Acta zoologica bulgarica is indexed in SCIE and Scopus.
Is Acta zoologica bulgarica open access, and what is the APC?
Acta zoologica bulgarica is a fully open-access journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .