Odonus niger – Niger Triggerfish
Reef Compatible – With Caution
Care Level – Beginner
Disposition – Semi-aggressive
Min. Tank Size – 75 gallons
Mature Size – 20 inches
The show specimens are truly stunning, featuring fantastic coloration. The streamers can reach up to 6 inches in length, and the fish can grow to one foot in size. Request a video of the actual specimen for visual reference. Two units remain in stock.
| Specification | Detail |
|---|---|
| Size (Adult) | Up to 20 inches |
| Size (Available) | Tiny, 1 inch and below |
| Reef Compatibility | With caution |
| Difficulty Level | Beginner |
| Behavior | Semi-aggressive |
| Minimum Tank Size | 75 gallons |
FAQ
Is this Niger Triggerfish suitable for a beginner aquarium keeper?
Yes, this species is rated as beginner-friendly with proper tank conditions and care.
Can this fish be kept in a reef tank?
It is reef compatible but with caution, as it may pose a threat to smaller invertebrates.
What is the expected mature size of this fish?
The mature size can reach up to 20 inches, though the available specimens are under 1 inch.



Austin Ross –
The fish arrived quickly and looks vibrant. Its color is striking, and the streamers are impressive. I’ve kept it in a 75-gallon tank with some corals, and it hasn’t caused any issues so far. Great for a beginner who wants a colorful, active fish.
Joseph Quinn –
First time keeping a triggerfish, and this one is a visual highlight. It’s not aggressive, and it stays in its area. I’m happy with the size and appearance. Would recommend for someone looking for a bold, colorful addition.
Max Forsyth –
The coloration is stunning, and the fish seems healthy and active. I watched the video provided and it matches the description. It’s a great choice for a beginner with a larger tank.