How to format your references using the Hydrobiologia citation style

This is a short guide how to format citations and the bibliography in a manuscript for Hydrobiologia. For a complete guide how to prepare your manuscript refer to the journal's instructions to authors.

Using reference management software

Typically you don't format your citations and bibliography by hand. The easiest way is to use a reference manager:

PaperpileThe citation style is built in and you can choose it in Settings > Citation Style or Paperpile > Citation Style in Google Docs.
EndNoteDownload the output style file
Mendeley, Zotero, Papers, and othersThe style is either built in or you can download a CSL file that is supported by most references management programs.
BibTeXBibTeX syles are usually part of a LaTeX template. Check the instructions to authors if the publisher offers a LaTeX template for this journal.

Journal articles

Those examples are references to articles in scholarly journals and how they are supposed to appear in your bibliography.

Not all journals organize their published articles in volumes and issues, so these fields are optional. Some electronic journals do not provide a page range, but instead list an article identifier. In a case like this it's safe to use the article identifier instead of the page range.

A journal article with 1 author
Kysar, D., 2011. Supreme Court ruling is good, bad and ugly. Nature 474: 421.
A journal article with 2 authors
Szathmáry, E., & P. Hammerstein, 2004. Obituary: John Maynard Smith (1920-2004). Nature 429: 258–259.
A journal article with 3 authors
Peng, Y., R. Maiolino, & R. Cochrane, 2015. Strangulation as the primary mechanism for shutting down star formation in galaxies. Nature 521: 192–195.
A journal article with 4 or more authors
Sato, T., Y.-N. Cheng, X.-C. Wu, D. K. Zelenitsky, & Y.-F. Hsiao, 2005. A pair of shelled eggs inside a female dinosaur. Science (New York, N.Y.) 308: 375.

Books and book chapters

Here are examples of references for authored and edited books as well as book chapters.

An authored book
Cavalla, D., 2015. Off-label prescribing - Justifying unapproved medicine. John Wiley & Sons, Ltd, Chichester, UK.
An edited book
Bagarello, F., R. Passante, & C. Trapani (eds), 2016. Non-Hermitian Hamiltonians in Quantum Physics: Selected Contributions from the 15th International Conference on Non-Hermitian Hamiltonians in Quantum Physics, Palermo, Italy, 18-23 May 2015. Springer International Publishing, Cham.
A chapter in an edited book
Ainley, J., L. Enger, & D. Searle, 2008. Students in a Digital Age: Implications of ICT for Teaching and Learning In Voogt, J., & G. Knezek (eds), International Handbook of Information Technology in Primary and Secondary Education. Springer US, Boston, MA: 63–80.

Web sites

Sometimes references to web sites should appear directly in the text rather than in the bibliography. Refer to the Instructions to authors for Hydrobiologia.

Blog post
Andrew, E., 2015. Northern Lights Shine Above Moosehead Lake, Maine, In Five-Hour Time-Lapse. IFLScience. IFLScience,


This example shows the general structure used for government reports, technical reports, and scientific reports. If you can't locate the report number then it might be better to cite the report as a book. For reports it is usually not individual people that are credited as authors, but a governmental department or agency like "U. S. Food and Drug Administration" or "National Cancer Institute".

Government report
Government Accountability Office, 1974. Awarding and Implementing an Emergency School Aid Act Grant to the North End Concerned Citizens Community Council, Detroit, Michigan. U.S. Government Printing Office, Washington, DC.

Theses and dissertations

Theses including Ph.D. dissertations, Master's theses or Bachelor theses follow the basic format outlined below.

Doctoral dissertation
Hall, Z. B., II, 2017. General Relativistic Non-Radial Oscillations in Compact Stars. Doctoral dissertation, California State University, Long Beach.

News paper articles

Unlike scholarly journals, news papers do not usually have a volume and issue number. Instead, the full date and page number is required for a correct reference.

New York Times article
Poniewozik, J., 2016. Harshing the Mellow of Angsty Hipsters. New York Times. , 15 September, page C9.

In-text citations

References should be cited in the text by name and year in parentheses:

This sentence cites one reference (Kysar, 2011).
This sentence cites two references (Szathmáry & Hammerstein, 2004; Kysar, 2011).

Here are examples of in-text citations with multiple authors:

  • Two authors: (Szathmáry & Hammerstein, 2004)
  • Three or more authors: (Sato et al., 2005)

About the journal

Full journal titleHydrobiologia
ISSN (print)0018-8158
ISSN (online)1573-5117
ScopeAquatic Science
General Environmental Science

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