Ophisurus macrorhynchos
Amazing fact
The Dainan snake eel is a fish belonging to the eel group.
University of Michigan Animal Diversity Web
No sign-up needed. You can save notes on this device.
An illustration based on the real animal.
A little discovery to share.
The Dainan snake eel is a fish belonging to the eel group.
THE REAL WORLD
The real Ophisurus macrorhynchos
- Scientific name
- Ophisurus macrorhynchos
- Japanese name
- ダイナンウミヘビ
- Group
- Ocean animals
- Order
- Anguilliformes
- Family
- Ophichthidae
- Genus
- Ophisurus
It lives on sandy and muddy sea floors, from shallow water down into the deep sea.
It lives in Japanese seas from Aomori to Kyushu and off the coasts of the Korean Peninsula and China.
Basic data
- Range
- East China Sea, southern Korean Peninsula, Jeju Island, Jiangsu, Zhejiang, and elsewhere
Where the Ophisurus macrorhynchos 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
- ダイナンウミヘビ
- 简体中文
- 大吻沙蛇鳗
- 繁體中文
- 大吻沙蛇鰻
- 한국어
- 바다뱀
- العربية
- رسان كبير الخطم
- Русский
- Китайский змеехвостый угорь
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 — ダイナンウミヘビChecked: 2026-11-04
- University of Michigan Animal Diversity Web — Ophisurus macrorhynchosChecked: 2026-11-06
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.
Report a mistake




