Tile's Sea Slug
Amazing fact
The Hikari-umiushi sea slug has organs in its body that produce light.
新潟大学佐渡自然共生科学センター臨海実験所
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An illustration based on the real animal.
A little discovery to share.
The Hikari-umiushi sea slug has organs in its body that produce light.
THE REAL WORLD
The real Tile's Sea Slug
- Scientific name
- Plocamopherus tilesii
- Japanese name
- ヒカリウミウシ
- Group
- Ocean animals
- Class
- Gastropoda
- Order
- Nudibranchia
- Family
- Polyceridae
- Genus
- Plocamopherus
How the Tile's Sea Slug lives
It is mainly found in eelgrass beds and sandy areas. It has also been observed eating ami shrimp, krill and its own eggs. It sometimes swims by bending its body from side to side.
新潟大学佐渡自然共生科学センター臨海実験所日本動物園水族館協会Basic data
- Diet
- Bryozoans and brittle stars
- Range
- Western Pacific
Where the Tile's Sea Slug 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
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 — ヒカリウミウシChecked: 2026-11-04
- 新潟大学佐渡自然共生科学センター臨海実験所 — ヒカリウミウシChecked: 2026-11-07
- 日本動物園水族館協会 — 当館において新たに確認できたウミウシ4種の餌と飼育状況について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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