Longspine emperor
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An illustration based on the real animal.
A little discovery to share.
The longspine emperor has slanting brownish bars along its sides.
THE REAL WORLD
The real Longspine emperor
- Scientific name
- Lethrinus genivittatus
- Japanese name
- イトフエフキ
- Group
- Ocean animals
- Order
- Spariformes
- Family
- Lethrinidae
- Genus
- Lethrinus
A fish of seaweed beds and gravelly bottoms, from Japanese seas to Taiwan, the eastern Indian Ocean and the western Pacific.
How the Longspine emperor lives
It also lives in estuaries, where rivers meet the sea.
Australian MuseumBasic data
- Range
- Izu Islands, Ryukyu Islands, Jeju Island, Taiwan, eastern Indian Ocean to western Pacific, Caroline Islands, and elsewhere
Where the Longspine emperor 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 — イトフエフキChecked: 2026-11-04
- Australian Museum — Threadfin Emperor, Lethrinus genivittatus Valenciennes, 1830Checked: 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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