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Author Guidelines

General Publishing Instructions for the Authors

Latin American Journal of Aquatic Research - LAJAR continues the work of the Journal Investigaciones Marinas published since 1970 by the Escuela de Ciencias del Mar, Facultad de Recursos Naturales of the Pontificia Universidad Católica de Valparaíso. This journal publishes original research articles, short communications and reviews, in English, on aquatic science and technology derived from research done in Latin America's continental and marine waters.

Decisions regarding publication are based on the opinion of anonymous reviewers. Manuscripts are also subjected to an editorial evaluation process; LAJAR reserves the right to edit accepted papers in order to maintain editorial standards.

Address of the Editor in Chief:

Latin American Journal of Aquatic Research
Escuela de Ciencias del Mar
Pontificia Universidad Católica de Valparaíso
P.O. Box 1020, Valparaíso, Chile
Telephone: (56-32) 227-4276.
Fax: (56-32) 227-4206


Papers should be submitted electronically using our editorial platform at as Microsoft Word files typed at space and a half; all tables and figures should be included in the same file. The final version of accepted papers must be sent in Word, using Word or Excel for the tables and Corel Draw or Surfer for the figures. Figure and table captions should be sent in a separate file.

Authors should suggest at least three potential reviewers who are recognized for quality work in the field (provide names, addresses, and e-mails).

Manuscripts should be written in English, typed in Times New Roman 12 pt. The papers should be organized as follows:

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

Indicate name, last name (paternal only, when applicable), affiliation, address, and e-mail.

In English and Spanish, 250 words maximum, indicating the main results or findings presented in the text.

Maximum of six, arranged in order of importance.

  • Introduction
  • Material and Methods
  • Results
  • Discussion
  • Conclusions (optional)
  • Acknowledgements

Indicate only the works mentioned in the text, organized alphabetically by the first author's last name. The authors' initials and last names should be written using both upper and lowercase letters. If a reference has more than one author, the second and following authors' initials should precede their last names; use a comma to separate the authors' names.

a) Entries in the reference list should follow this format: Author(s). Year of publication. Article title. Abbreviated journal name (according to the World List of Scientific Periodicals), Journal volume (and number in parentheses): First and last page numbers.

  • Coelho,V., R.A. Cooper & S. Rodrigues. 2000. Burrow morphology and behaviour of the mud shrimp Upogebia omissa (Decapoda, Thalassinidea, Upogebiidae). Mar. Ecol. Progr. Ser., 200: 229-240.

b) Book references should indicate: Author(s). Year of publication. Book title. Editorial, City, Pages.

  • Thurman, H. & A. Trujillo. 2002. Essentials of oceanography. Prentice Hall, New Jersey, 524 pp.

c) Articles published in books should indicate: Author(s). Year of publication. Article title. Editor(s). Book title. Editorial, City, Pages.

  • Brummet, R.E. & B.A. Costa-Pierce. 2002. Village-based aquaculture ecosystems as a model for sustainable aquaculture development in Sub-Saharan Africa. In: B. Costa-Pierce (ed.). Ecological aquaculture: evolution of the blue revolution. Blackwell Science, Oxford, pp. 145-160.

d) Articles published on Internet should indicate: Author(s). Year of publication. Article title. Web site. Date reviewed.

  • Walker, J.R.1997. MLA-Style citations of Internet sources. []. Reviewed: 24 January 2008.

e) References to articles or books published in CD-Rom should indicate: author(s), year of publication, (CD-ROM), article or book titles, editorial, city.

  • Retamal, M.A. 2000. (CD-ROM). Decápodos de Chile. ETI-Universidad de Concepción. Springer-Verlag, Berlin.


  1. Manuscripts, when possible, should not exceed 30 pages including tables and figures; the position of these should be indicated in the margin of the text.
  2. Units should be expressed according to the Systeme International (SI). Should it be necessary to use another system, this must be explained at its first use in the paper.
  3. Citations in the text should be ordered chronologically, whether for a single author, two or more authors, or several works by a given author within one year. The author's last name and year of publication should be cited (Muñoz et al., 2002; Alvarez, 2004; Johnson & Smith, 2004; Palmer, 2006a, 2006b).
  4. All citations should indicate works that are published or in press. In the latter case, the work should be listed in the references, giving the author(s) name(s), article title, and journal, followed by the words (in press). Personal communications should be cited as (author, pers. comm.) and included in the text only. Example: (J. Smith, pers. comm.).


  1. Graphs, maps, schemes, drawings, or photographs are referred to as figures (abbreviated in the text as Fig.). Figures (Corel Draw, Surfer) should be numbered consecutively using Arabic numerals; captions should be self-explanatory and typewritten on a separate page in English. The figures, including text (Arial Narrow) and symbols within these should not require more than three reductions in order to fit the final size; symbols should be no smaller than 1.5 mm high. Figures can be a maximum of 15 cm wide by 21 cm long (including the caption). Figures should be 1:1 and high resolution.
  2. Photographs should be sent in digital format (JPG, TIFF or PNG) at 300 dpi considering an adequate range of tones and contrasts.
  3. The tables (Excel or Word) are numbered consecutively with Arabic numerals. Legends should be self-explanatory and written in English. The heading of each column must clearly express its content and measurement units.


A review article is a scientific paper which provides a synthesis of current state information on specific research topic. The review consists of an abstract (maximum 200 words) and keywords written in English, plus a continuous free-style section. The manuscript should not exceed 20 pages including the figures and tables.


Short works on a specific topic that describe methods or preliminary results are published as Short Communication. These notes consist of an abstract (maximum 200 words) and keywords written in English and Spanish, plus a continuous single section encompassing the Introduction, Methods, Results, and Discussion; no subheadings should be used. The manuscript should not exceed nine pages including the figures and tables.


The page proofs will be send to be reviewed by the authors.


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.

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