What is the Impact Factor of American Naturalist?

According to the latest Clarivate Journal Citation Reports (JCR), the Journal Impact Factor of American Naturalist is 2.70, ranking in quartile Q2 of Web of Science (SCIE).

Is American Naturalist indexed in Web of Science or Scopus?

Yes, American Naturalist is indexed in Web of Science (SCIE, Q2 quartile). Furthermore, in Scopus (SCImago), it holds an SJR rating of 1.180 (Q1) and an H-index of 242.

Who publishes American Naturalist and what is the Article Processing Charge (APC)?

American Naturalist is published by University of Chicago. The estimated Article Processing Charge (APC) is approximately $3,531 USD, subject to institutional waivers and corresponding author affiliations.

What is the ISO-4 abbreviation and acronym of American Naturalist?

The official ISO-4 abbreviation of American Naturalist is "AM. NAT" with common acronym "amnat". This standardized title abbreviation is used in citation lists conforming to IEEE, APA, Harvard, or Vancouver styles.

WoS SCIE Q2Scopus Q1SCImago #3,736Hybrid

American Naturalist

Acronym:amnat

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Abbreviation (ISO):AM. NAT

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Identifier (ISSN):0003-0147(Print)/1537-5323(Online)

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Publisher:University of Chicago

Official Website Submission Portal Compare

Clarivate IF (2026)

2.7– 0

Journal Impact Factor

IF Trend↓

WoS Quartile

WoS SCIEJCR Quartile

Clarivate WoS JCR

WoS Categories↓

JCR Release Date: 2026-06-17

Impact Factor Trend (2018–2026)

Clarivate IF trend for American Naturalist

WoS Q2

Annual Impact Factor Metric

Current (2026):2.7

Scopus SJR & RankScopus Q1

1.18

#3,736

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025

H-Index (2025)

242

242 papers with at least that number of citations each

WoS: SCIE / JCRQ2

Self-Citation Rate4.2%

Safe Level (< 15%)Warning Level (> 20%)

Self-citation below 15% indicates strong scholarly independence.

Volume & Open AccessHybrid

144articles/year

8.62% Gold OA•100% Original Research

Aims & Scope

Since its inception in 1867, The American Naturalist has maintained its position as one of the world's premier peer-reviewed publications in ecology, evolution, and behavior research. Its goals are to publish articles that are of broad interest to the readership, pose new and significant problems, introduce novel subjects, develop conceptual unification, and change the way people think. AmNat emphasizes sophisticated methodologies and innovative theoretical syntheses—all in an effort to advance the knowledge of organic evolution and other broad biological principles.

Topics Covered (Recognized by AI)

Biology93.8%Ecology51.1%Geography44.2%Zoology31.8%Evolutionary biology31.7%Geology30.8%Genetics26.6%Medicine26.2%Paleontology24.1%Sociology21.2%Chemistry20.7%

Primary Research Areas

Environmental Science Evolutionary Biology

Official Website NLM PubMed Catalog Submission Portal SCImago Profile

0 calls

Special Issues

Calls for Papers

No active Calls for Papers found for this journal.

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WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI

JCRSCIE2026

ECOLOGY

Rank86/205

IndexSCIE

JCRSCIE2026

EVOLUTIONARY BIOLOGY

Rank21/54

IndexSCIE

JCISCIE2026

ECOLOGY

Rank61/205

IndexSCIE

JCISCIE2026

EVOLUTIONARY BIOLOGY

Rank23/54

IndexSCIE

Category	Index	Rank	Quartile
ECOLOGY	JCRSCIE	86/205	Q2
EVOLUTIONARY BIOLOGY	JCRSCIE	21/54	Q2
ECOLOGY	JCISCIE	61/205	Q2
EVOLUTIONARY BIOLOGY	JCISCIE	23/54	Q2

Annual Historical Statistics & Publications

Track annual publication volume, total citations, and Impact Factor evolution

12 year

2026Latest

IF2.7

Articles / Year77

Total Citations28

2025

IF2.7

Articles / Year138

Total Citations275

2024

IF2.4

Articles / Year129

Total Citations617

2023

IF2.9

Articles / Year135

Total Citations1,038

2022

IF4.367

Articles / Year183

Total Citations2,349

Year	Impact Factor	Articles / Year	Total Citations
2026	2.7	77	28
2025	2.7	138	275
2024	2.4	129	617
2023	2.9	135	1,038
2022	4.367	183	2,349
2021	3.926	170	2,364
2020	3.744	157	3,467
2019	3.855	220	7,334
2018	4.265	165	4,830
2017	—	192	7,226
2016	—	174	7,826
2015	—	191	10,290

SCImago & Scopus Journal Intelligence

Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact

Rank #3,736Scopus Q1SCImago Profile

Scopus Coverage:1946-1948, 1960-1961, 1973-1975, 1978-1979, 1981-2026

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Scopus Broad Areas:Agricultural and Biological Sciences

Scopus Citation Rank (SJR)Q1

1.18

Weighted prestige citation metric per document indexed in the Scopus database.

Quartile: Scopus Q1

Citations / Doc (2 years)

2.68

Average citations received per document published in the 2-year window.

2-Year Citation Window

Estimated Publication Fee (APC)

$3,531 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations1,152

3-Year Documents415

Citable Documents401

Aggregated from Scopus database across the 3-year SJR evaluation window.

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)0

Citations in government and international policy documents

Female Author Rate36.2%

Percentage of female authors published in the journal

Real-world societal policy reach and author gender diversity tracked by SCImago.

Scopus Subject Categories

Ecology, Evolution, Behavior and SystematicsQ1

Academic Metric Intelligence

Journal Metrics & Citation Visualizations

Total Cites vs Self-Cites

Evaluation of scholarly independence and citation reach

Total citations steady growth

Self-citation: 4.2%

Citations per Document

Citation metric windows across 2, 3, and 4 years

Cites / Doc (4 years)Cites / Doc (3 years)Cites / Doc (2 years)

Chinese Academy of Sciences (CAS) Classification

Major / minor zone classification and CAS Early Warning List history

Major Category (Broad Field):

2区 (Zone 2)Environmental Science & Ecology

Minor Category (Specific Field):

2区ECOLOGY

CAS Early Warning List History:

Updated annually: 2020 – 2024

2020

Not warned

2021

Not warned

2022

Not warned

2023

Not warned

2024

Not warned

Academic Intelligence Overview & Context

ImpaQ Analysis

American Naturalist (acronym: amnat, abbr: AM. NAT, ISSN: 0003-0147) is a peer-reviewed international scholarly journal in the field of Environmental Science, published by University of Chicago in United States since 1867. The periodical holds a Journal Impact Factor (JIF) of 2.70, ranking in quartile Q2 of Web of Science (SCIE), a Scopus SJR indicator of 1.180 (Q1), an H-index of 242.

The journal enforces rigorous peer evaluation with a publication frequency of Monthly, an annual output of approximately 144 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $3,531 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.