Red-toothed triggerfish
Amazing fact
As a redtooth triggerfish grows, its upper-jaw teeth lengthen into fang-like shapes.
東京動物園協会（葛西臨海水族園）
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An illustration based on the real animal.
A little discovery to share.
As a redtooth triggerfish grows, its upper-jaw teeth lengthen into fang-like shapes.
THE REAL WORLD
The real Red-toothed triggerfish
- Scientific name
- Odonus niger
- Japanese name
- アカモンガラ
- Group
- Ocean animals
- Order
- Tetraodontiformes
- Family
- Balistidae
- Genus
- Odonus
It lives on coral reefs, from places like the Izu Peninsula to the Ryukyu Islands, Taiwan and widely across the Indian and Pacific Oceans.
How the Red-toothed triggerfish lives
It lives on seaward reef slopes and in channels with strong currents. It gathers in schools and eats plankton carried by the current. It also eats algae, animals such as sponges, and fish.
Museums Victoria東京動物園協会（葛西臨海水族園）Basic data
- Range
- Indo-Pacific excluding Hawaiian Islands and Easter Island, and elsewhere
Where the Red-toothed triggerfish 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
- アカモンガラ
- 简体中文
- 红牙鳞鲀
- 繁體中文
- 紅牙鱗魨
- Español
- Pejepuerco dentirojo
- Français
- Baliste bleu
- Deutsch
- Rotzahn-Drückerfisch
- Português (Brasil)
- Peixe-porco-de-dentes-vermelhos
- Italiano
- Pesce balestra dai denti rossi
- العربية
- Himarah hamra'a sin
- Bahasa Indonesia
- Pogot bintang
- Tiếng Việt
- Cá bò răng đỏ
- Русский
- Краснозубый спинорог
- ไทย
- ปลาวัวดำ
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 — アカモンガラChecked: 2026-11-04
- 東京動物園協会（葛西臨海水族園） — どこが赤い？ アカモンガラChecked: 2026-11-07
- Museums Victoria — Fishes of Australia — Redtooth Triggerfish, Odonus nigerChecked: 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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