Tassle Filefish (Chaetodermis pencilligerus)
Reef compatible and suitable for beginner aquarists. This peaceful fish is ideal for marine aquariums with proper conditions.
Key Features:
- Reef compatible – does not pose a threat to corals or invertebrates
- Beginner care level – easy to maintain with standard marine setup
- Disposition – peaceful and non-aggressive
- Minimum tank size – 50 gallons
- Mature size – up to 12 inches
- Adult size – typically grows to 1″ and below in smaller tanks
| Feature | Detail |
|---|---|
| Species | Chaetodermis pencilligerus |
| Reef Compatibility | Yes |
| Difficulty Level | Beginner |
| Disposition | Peaceful |
| Minimum Tank Size | 50 gallons |
| Mature Size | 12 inches |
FAQ
Is the Tassle Filefish safe to keep with corals?
Yes, the Tassle Filefish is reef compatible and does not pose a threat to corals or invertebrates.
What is the recommended tank size for this fish?
A minimum tank size of 50 gallons is required for proper growth and well-being.
How big does this fish grow?
The mature size of the Tassle Filefish is up to 12 inches, though it typically reaches 1 inch and below in smaller setups.


Frank Turner –
Easy to care for and very peaceful. I kept it in a 50-gallon tank with corals and it hasn’t caused any issues. It’s a great addition to a beginner’s reef setup.
Gabrielle James –
The fish is calm and doesn’t bother other tank inhabitants. It’s small and fits well in my tank. I’m happy with the purchase and the care instructions were clear.
Joseph Peake –
Perfect for a beginner. It’s reef-safe and stays quiet. I’ve had it for three months and it’s thriving. No aggression, no damage to corals.