
Niger triggerfish
Odonus niger
The gentlest trigger, gathering plankton on rippling fins in open water.
The Niger triggerfish (Odonus niger) is a tropical marine fish of the family Balistidae. It lives on and around reefs, between 5 and 110 m deep. Adults grow to about 35 cm; the largest on record measured 50 cm (total length). In the aquarium it needs a tank at least 250 cm long and water at 23–27 °C.
- Size
- 35 cm
- Smallest tank
- 250 cm
- Temperature
- 23–27 °C
- Care
- Moderate
In the aquarium
Temperature23–27 °C
pH7.8–8.5
- Temperament
- Semi-aggressive
- Diet
- Carnivore
- Activity
- Moderate
- Water layer
- Mid water
- Group
- Lives on its own
- Coral
- Nips corals
These values are compiled from real species data, and the LumaReef simulation is built to keep them true to life.
Which tank it fits
- Nano60 cm · 65 litresToo small
- Standard90 cm · 180 litresToo small
- Wide120 cm · 300 litresToo small
- Living room180 cm · 650 litresToo small
- Showcase250 cm · 1,200 litres20 of them
- Gallery300 cm · 1,440 litres24 of them
Who it lives with
Gets along56 species
- Queen angelfish
- Yellow boxfish
- Emperor angelfish
- Picasso triggerfish
- Blue tang
- Purple tang
- Powder blue tang
- Foxface rabbitfish
- Lunare wrasse
- Regal angelfish
- Pyramid butterflyfish
- Maroon clownfish
- Copperband butterflyfish
- Longnose butterflyfish
- Diamond watchman goby
- Melanurus wrasse
- Exquisite fairy wrasse
- Lawnmower blenny
- Starry blenny
- Pearlscale butterflyfish
- Aiptasia-eating filefish
- Yellow coris wrasse
- Leopard wrasse
- Domino damselfish
Caution43 species
Both semi-aggressive
- Volitans lionfish
- Naso tang
- French angelfish
- Porcupine puffer
- Sailfin tang
- Engineer goby
- Threadfin butterflyfish
- Squarespot anthias
- Yellow tang
- Scopas tang
- Convict tang
- Raccoon butterflyfish
- Dwarf lionfish
- Kole tang
- Tomato clownfish
- Lemonpeel angelfish
- Bicolor angelfish
- Scott's fairy wrasse
- Midas blenny
- Longnose hawkfish
- Clarkii clownfish
- Valentini puffer
- Flame angelfish
- Coral beauty angelfish
- Potter's angelfish
- Mystery wrasse
- Blackcap basslet
- Rusty angelfish
- Canary blenny
- Striped fang blenny
- Neon dottyback
- Bartlett's anthias
- Clownfish
- Flame hawkfish
- Orchid dottyback
- Banggai cardinalfish
- Percula clownfish
- Cherub angelfish
- Sixline wrasse
- Falco hawkfish
- Yellowtail damselfish
- Azure damselfish
Narrow shared temperature range
In the wild
- Water type
- Marine
- Climate zone
- Tropical
- Habitat
- Coral and rocky reefs
- Largest on record
- 50 cmtotal length
- Aquarium trade
- Traded commercially
Depth
surface
5 m110 m
Conservation status
Classification
- OrderTetraodontiformes
- FamilyBalistidae
- GenusOdonus
- SpeciesOdonus niger
- Described byRüppell, 1836
In other languages
- English
- Redtooth Triggerfish
- German
- Rotzahn-Drückerfisch
- Spanish
- Pejepuerco dentirojo
- French
- Baliste bleu
- Italian
- pesce balestra denti rossi
- Dutch
- Roodtand Trekkersvis
- Russian
- Краснозубый спинорог
- Japanese
- アカモンガラ
- Chinese
- 紅牙鱗魨
Quick answers
- Niger triggerfish size: how big does it get?
- Adults reach about 35 cm. The largest on record measured 50 cm (total length). Record sizes among the 17 Balistidae species on LumaReef: 23 cm (Blackpatch Triggerfish) to 75 cm (Titan Triggerfish).
- Niger triggerfish tank size: what is the minimum?
- A tank at least 250 cm long. In LumaReef that is the Showcase tank or larger.
- Niger triggerfish water parameters: what does it need?
- Temperature 23–27 °C, pH 7.8–8.5.
- Niger triggerfish tank mates: what can it live with?
- It gets along with 56 of the 99 reef species in the catalogue, such as Queen angelfish, Yellow boxfish, and Emperor angelfish.
- Niger triggerfish: alone or in a group?
- It can be kept on its own.
- Niger triggerfish and corals: is it reef safe?
- No, it may nip at corals.
- Niger triggerfish depth: how deep does it live?
- In the wild, 5 to 110 m down. Deeper than most Balistidae on LumaReef (1–68 m).
Similar species
Sources
Niger triggerfish: compiled from these references.









