Blue gudgeon
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An illustration based on the real animal.
A little discovery to share.
Young blue gudgeons sometimes join schools of dartfish called Kuroyurihaze.
THE REAL WORLD
The real Blue gudgeon
- Scientific name
- Ptereleotris microlepis
- Japanese name
- イトマンクロユリハゼ
- Group
- Ocean animals
- Order
- Perciformes
- Family
- Ptereleotridae
- Genus
- Ptereleotris
Where the name “Blue gudgeon” comes from
The scientific name microlepis comes from the Greek words for small and scale.
Museums VictoriaIt lives from Izu, Wakayama, Shikoku and the Ryukyus across the Indian Ocean, including the Red Sea, and the Pacific.
It lives over sandy and pebbly bottoms in bays, on coral reefs and around rocky reefs.
How the Blue gudgeon lives
Groups hover above the seabed to feed on zooplankton. Its schools become smaller as the fish grow. A pair shares a burrow.
Museums Victoria宇久井ビジターセンターBasic data
- Range
- Izu Oshima, Hachijo Island, Ryukyu Islands, southern Taiwan, Paracel Islands, Indo-Pacific, and elsewhere
Where the Blue gudgeon 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
- イトマンクロユリハゼ
- 简体中文
- 细鳞鳍塘鳢
- 繁體中文
- 細鱗凹尾塘鱧
- Français
- Poisson-fléchette nacré
- Português (Brasil)
- Peixe-dardo-perolado
- ไทย
- ปลาบู่ลูกดอก
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 — イトマンクロユリハゼChecked: 2026-11-04
- 宇久井ビジターセンター — イトマンクロユリハゼChecked: 2026-11-07
- 沖縄美ら海水族館 — イトマンクロユリハゼChecked: 2026-11-07
- Museums Victoria — Greeneye Dartgoby, Ptereleotris microlepis (Bleeker 1856)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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