Upside-down jellyfish
Amazing fact
The upside-down jellyfish also grows using energy made by photosynthesis in the algae inside its body.
新潟市水族館 マリンピア日本海
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An illustration based on the real animal.
A little discovery to share.
The upside-down jellyfish also grows using energy made by photosynthesis in the algae inside its body.
THE REAL WORLD
The real Upside-down jellyfish
- Scientific name
- Cassiopea ornata
- Japanese name
- サカサクラゲ
- Group
- Ocean animals
- Class
- Scyphozoa
- Order
- Rhizostomeae
- Family
- Cassiopeidae
- Genus
- Cassiopea
How the Upside-down jellyfish lives
It lives in shallow areas of warm seas. It catches food using structures called nematocysts.
新潟市水族館 マリンピア日本海Basic data
- Range
- South of Kagoshima
Where the Upside-down jellyfish has been recorded

Records: GBIF.org (CC0 and CC BY 4.0 records, retrieved 2026-11-07). Map: Natural EarthSee the records on GBIF
Watch wild animals from a distance. Do not touch or feed them, and take care of the places where they live.
Names around the world
- 日本語
- サカサクラゲ
- Português (Brasil)
- Água-viva-de-ponta-cabeça-costeira
Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.
Sources and how we check
- 鳥羽水族館 — サカサクラゲChecked: 2026-11-04
- 新潟市水族館 マリンピア日本海 — サカサクラゲChecked: 2026-11-07
We check each fact against its source. The illustrations simplify how the real animal looks.
The classification (class, order, family, genus) follows Wikidata records, checked against GBIF. Classifications can change as research goes on.
The basic data are the values given in each source. They vary with how the animal is measured, whether it is male or female, and whether it lives in the wild or in captivity.
This page was translated from the original Japanese with the help of AI.
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