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Author Guidelines


General Publishing Instructions to the Authors

Latin American Journal of Aquatic Research - LAJAR is an “Open Access” journal that publishes in English language, original research articles, reviews and short communications, on aquatic science which contain results of research conducted in aquaculture and marine waters of Latin American.


Review Process

Reception of articles will be acknowledged by e-mail to the corresponding author. Before its acceptance, all submitted manuscripts will be assessed by the editor considering the opinion of independent, expert, anonymous reviewers and/or associate editors for suitability for the journal. Papers considered suitable will then undertake a blind review process by a minimum of two independent expert peer reviewers.


Manuscripts will be evaluated as excellent, good, regular or poor, according to the following aspects:

- Originality.

- Relevance to scientific knowledge in aquatic research.

- Formal Aspects: Correct language. Title and summary should be sufficiently informative. References must be

  properly cited.

- Background: Theoretical background is adequate. Hypothesis and objectives are clear.

- Methodology: Materials and methods are appropriate and adequately described.

- Results: Data is concise and sufficient. The use of statistics analysis is appropriate.

- Figures: Clear and of good quality. Only essential data is included in figures.

- Discussion: Is clear and correctly interpreted.

- References: 70% or more of the references should be updated and, at the same time, from ISI Web of Science.


The reviewed article could be: accepted; acceptable with minor changes; acceptable with major changes; or rejected (out of Scope, preliminary results, plagiarism).

If the paper is accepted with changes, it will be sent back to the authors who will have 60 days to reply with a new, corrected version. At this stage, the manuscript will be sent again to the same experts for a final peer review.


Authors are required to check off their submission's compliance with all of the following instructions; manuscripts that do not adhere to these guidelines will be returned to authors in order to maintain editorial standards of the journal.


Types of manuscripts

LAJAR publishes Research ArticlesReviews Articles and Short Communications.

Research Article.  An article contains a summary (maximum 250 words) and keywords, followed by a text with a defined structure, details of which are given below. Preferably, the accepted manuscript should not exceed 30 pages, including figures and tables.


Review Article. Reviews contain a summary of the state of knowledge on a specific topic of research. They must contain an abstract (maximum 250 words) and keywords, followed by a continuous freestyle text. This manuscript should not exceed 30 pages, including figures and tables.


Short Communication. These are short papers on a specific topic that describe methods or preliminary results. Communications must include an abstract (maximum 200 words) and keywords. The introduction, methodology, results and discussion should be written continuously in a single section, without specifying subtitles. The length of the manuscript should be less than 10 pages, including figures and tables.


Article structure

Structure of the manuscript should follow the following order:

Brief and descriptive. A running head of no more than 50 characters should also be provided.

Author names and affiliation:
Indicate name, last name (paternal only, when applicable), affiliation, address, and e- mail address of the corresponding author.

Should contain 250 words maximum, indicating purpose, main results or findings and conclusions presented in the manuscript.

Maximum of six, arranged in order of importance. They must be located immediately after the abstract.


Material and Methods



Conclusions (optional)


Consider only published works or in press. References should be ordered chronologically indicating author's last name and year of publication (e.g., Muñoz et al., 2009; Alvarez, 2010; Johnson & Smith, 2013; Palmer, 2015a,b).


Include only works mentioned in the text, references must be organized alphabetically by the first author's last name. The author's initials and last names should be written using capitals, only the last name will be fully written. In case of two or more authors, the second and following author's initials should precede their last names; use a comma to separate each author.


Examples of different formats for different types of frequently used references:


a)    Scientific paper references should follow this format: author(s), year of publication, article title, abbreviated journal name (according to the World List of Scientific Periodicals), volume (number in parentheses) and page numbers.

  • Huang, D. & Roy, K. 2013. Anthropogenic extinction threats and future loss of evolutionary history in reef corals. Ecology and Evolution, 3(5): 1-10. 


  • Andrade, I., Sangrá, P., Hormazábal, S.E. & Correa-Ramírez, M.A. 2014. Island mass effect in the Juan Fernández Archipelago (33°S), Southeastern Pacific. Deep-Sea Research I, 84: 86-99.


b) Book references should indicate: Author(s), year of publication, book title, editorial, city, number of pages.

  • Randall, J.E. & Cea, A. 2011. Shore fishes of Easter Island. University of Hawaii Press, Honolulu.


c) Articles published in books should indicate: Author(s), year of publication, article title, book title, editorial, city, number of pages.

  • Andersen, R.A. & Kawachi, M. 2005. Traditional microalgae isolation techniques. In: Andersen, R.A. (Ed.). Algal culturing techniques. Academic Press, New York, pp. 83-89.


d) Articles published on Internet should indicate: Author(s), year of publication, article title, full URL, date of last review.

  • R Core Team. 2016. R: a language and environment for statistical computing. R Foundation for Statistical Computing. []. Reviewed: 12 June 2018.


Figures and tables

  1. Graphs, maps, schemes, drawings, or photographs must be referred to as Figure, abbreviated in the text as Fig.
  2. Figures should be numbered consecutively using Arabic numerals; captions should be self-explanatory and provided on a separate page.
  3. All text and symbols within a Figure should be written in Arial and must have a size that ensures its legibility in case of downsizing.
  4. Figures should be preferably sized as close to the final version as possible.
  5. Figures can be a maximum of15 cmwide by21 cmhigh (including caption).
  6. Images should be in JPG or PNG format (black and white or color) and be in high resolution (keep to a minimum of 300 dpi) considering an adequate range of tones and contrasts.
  7. Tables (in Excel or Word) must be numbered consecutively with Arabic numerals. Legends should be self-explanatory. The heading of each column must clearly express its content and measurement units.



- Manuscripts should be submitted exclusively online, on this website (Online Submissions). The manuscript must be written in English, in Microsoft Word format, with 1.5 spacing, in Times New Roman size 12, with normal orientation on letter size paper.

- Tables and figures should be included at the end of the text.

- Authors should suggest a minimum of six potential reviewers (a maximum of three may correspond to the country of origin of the manuscript) of recognized competence in the proposed subject, indicating name, institution and e-mail address.

- Make sure that any submitted article has not been published previously and is not under consideration for publication elsewhere.


After acceptance


Once accepted for publication, authors must send the final text with corrections made and accepted by the assigned associate editor. The final text will retain the same format of the initial version submitted.  



Proofs will be sent by the editors to the corresponding author for a final review. Any corrections should be sent back to us in only one communication. Proofreading is your responsability.



Papers accepted are subjected to a publication charge of US$ 400. This fee is independent of the length of the manuscript and the number of figures and tables.


Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.

  1. I have the Chief-Editor presentation letter, signed by corresponding autor.
  2. I have the 3 experienced reviewer names required (Name, address, and email), NOTE: you must use the field below entitled "Coments to editor / Reviewer proposal" at the end of this page.
  3. The file is in MS Word file type, interlined text at 1.5, Font: Times New Roman 12pt.
  4. I have the short title in the main language of the article.
  5. The article title is included in English and Spanish.
  6. The article abstract length is under 250 word, in both languages English and Spanish, and Highlights results and obtained discoveries.
  7. I added the 6 keywords required in English and Spanish ordered by relevance.
  8. Article contents are ordered in the following chapters, i.e.

    • Introduction
    • Materials and methods
    • Results
    • Discussion
    • Conclusions (optional)
    • Aknowledgement
    • References
  9. Tables are included in Excel or Word File Type, and their leyends are in English.
  10. Figures have 300dpi as a minimum resolution, placed at the end of the article text with their leyends in English written beneath it, and in the following file types; CorelDRaw, Excel, Surfer, Sigma plot, JPG or PNG.
  11. I accept to pay $400,00 USD once upon I receive the galley proofs of my article.

Privacy Statement

The names and email addresses entered in this journal site will be used exclusively for the stated purposes of this journal and will not be made available for any other purpose or to any other party.