Anemone Hermit Crab
Amazing fact
When the anemone hermit crab changes shells, it moves its anemones to the new shell too.
笠岡市立カブトガニ博物館
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An illustration based on the real animal.
A little discovery to share.
When the anemone hermit crab changes shells, it moves its anemones to the new shell too.
THE REAL WORLD
The real Anemone Hermit Crab
- Scientific name
- Dardanus pedunculatus
- Japanese name
- ソメンヤドカリ
- Group
- Ocean animals
- Class
- Malacostraca
- Order
- Decapoda
- Family
- Diogenidae
- Genus
- Dardanus
A hermit crab that lives from south of Sagami Bay across the Indian and Pacific Oceans.
It attaches benihimo sea anemones to its shell to keep itself safe from octopuses, its natural enemies.
How the Anemone Hermit Crab lives
It starts moving in the evening and is active at night. It takes anemones off rocks itself to put them on its shell. It often hides beneath loose stones or in rocky shelters.
八丈植物公園・八丈ビジターセンター笠岡市立カブトガニ博物館Basic data
- Range
- South of Sagami Bay, the Indian to Pacific oceans
Where the Anemone Hermit Crab 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
- ソメンヤドカリ
- 简体中文
- 柄真寄居蟹
- 繁體中文
- 柄真寄居蟹
- 한국어
- 굵은눈왼손집게
- Français
- Bernard l'ermite à yeux verts
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 — ソメンヤドカリChecked: 2026-11-04
- 八丈植物公園・八丈ビジターセンター — ソメンヤドカリChecked: 2026-11-07
- 笠岡市立カブトガニ博物館 — ヤドカリがやってきた！（11月30日）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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