7 junio, 2024

Jellyfish map: what it is, features, elements, example

We define what a jellyfish map is, its characteristics, how it is made, its elements, and we give an example.

What is a jellyfish map?

He jellyfish map is a graphic representation or diagram that is shaped like a jellyfish. Other sub-themes start from a central theme, and from these others. It usually has three levels: the first level with the main theme, the second level with horizontal text, and the third level with vertical text.

Each of the ramifications of the third level of the medusa map represents an important idea that is connected with the second level and with the main theme that is to be summarized.

This type of diagram is used by students to summarize topics of study, by teachers and trainers to explain more simply, and by professionals to present ideas or projects.

Above you can see an example of a jellyfish map on online sales. The main theme is «online sales», on the second level are «online store», «social media» and market place «and finally, vertically the third level.

Jellyfish Map Features

– There is a central or main theme.

– A second level emerges from the central theme. From the second level, a third level emerges that resembles the tentacles of a jellyfish.

– It allows to describe complex concepts and contents in a simple and easy to assimilate way.

– You can use colors, words and friendly elements for people, thus facilitating the understanding of the topics to be explained.

– It should not have large extensions of text, but precise and short words, concepts or phrases that explain the central theme.

How to make a jellyfish map?

Determine the central theme to be explained (first level). Text written horizontally.
Establish the subthemes that follow from the central theme. These subtopics will be the ones that form the second level. Text written horizontally.
From the second level concepts or ideas that form the third level emerge. Text written vertically.
Concepts, words or ideas are connected with lines.
Concepts, words, or ideas fit inside squares, ellipses, or other shapes. Third level concepts can be written on top of a line or left inside a long rectangle.

jellyfish map elements

Central title or theme

This element is located at the first level or higher of the graph, being the most important and hierarchical. It is the theme to be developed within the map and the one that gives rise to everything else. It is written horizontally.

Second level subtopics

These components come in a second level of hierarchy and are equally relevant within the map, as they help to explain and describe the central theme. They are written horizontally.

Third level subtopics

They are the words, ideas or concepts that come out of the second level. They are written vertically.

Key words or concepts

Key concepts are all those words, phrases or ideas that explain the central theme and sub-themes. They are sentences and expressions that synthesize the content that is being studied.


They are lines that connect all these concepts with the themes located at higher levels.

colors and symbols

They are visual supports that help to highlight the importance of certain concepts. They make the map easier to understand, as they highlight your ideas.


What is a mental map? Retrieved from lucidchart.com
the mind map. Retrieved from designthinkingespaña.com
Bad Water Cognitive Map. Retrieved from lucidspark.com

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