Sympagurus dofleini
Amazing fact
As the Iijima hermit crab grows, the zoanthid that serves as its home grows too.
沖縄美ら海水族館
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An illustration based on the real animal.
A little discovery to share.
As the Iijima hermit crab grows, the zoanthid that serves as its home grows too.
THE REAL WORLD
The real Sympagurus dofleini
- Scientific name
- Sympagurus dofleini
- Japanese name
- イイジマオキヤドカリ
- Group
- Ocean animals
- Class
- Malacostraca
- Order
- Decapoda
- Family
- Parapaguridae
- Genus
- Sympagurus
It lives in the deep sea in places such as Suruga Bay, the Kumano Sea, Tosa Bay and the waters near Okinawa.
It is known to live in partnership with a creature called the yadokari-sunaginchaku.
The yadokari-sunaginchaku covers the whole shell, slowly dissolves it and finally replaces it.
Basic data
- Range
- Suruga Bay, Kumano-nada, Tosa Bay, waters near Okinawa, and elsewhere
Where the Sympagurus dofleini 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
- イイジマオキヤドカリ
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 — イイジマオキヤドカリChecked: 2026-11-04
- 沖縄美ら海水族館 — イイジマオキヤドカリ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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