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Niger triggerfish, photographed on a transparent background

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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
Drawn to scale in a 250 cm tank

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

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

Conservation status

Classification

  1. OrderTetraodontiformes
  2. FamilyBalistidae
  3. GenusOdonus
  4. SpeciesOdonus niger
  5. 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).

All Balistidae speciesAll species A–Z

Sources

Niger triggerfish: compiled from these references.