Parastichopus nigripunctatus
Amazing fact
When in danger, an Oki sea cucumber releases its internal organs as a decoy and escapes.
鶴岡市立加茂水族館
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An illustration based on the real animal.
A little discovery to share.
When in danger, an Oki sea cucumber releases its internal organs as a decoy and escapes.
THE REAL WORLD
The real Parastichopus nigripunctatus
- Scientific name
- Parastichopus nigripunctatus
- Japanese name
- オキナマコ
- Group
- Ocean animals
- Class
- Holothuroidea
- Order
- Synallactida
- Family
- Stichopodidae
- Genus
- Parastichopus
Basic data
- Size
- about 40 cm
- Range
- Pacific Ocean and Sea of Japan
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
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 — オキナマコChecked: 2026-11-04
- 鶴岡市立加茂水族館 — オキナマコ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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