Teardrop Butterflyfish (Chaetodon unimaculatus)
Reef compatible, suitable for intermediate aquarium keepers. This peaceful species is ideal for marine setups with proper conditions.
Key Features:
- Size: 3″ to 4″ (adult mature size up to 8 inches)
- Compatibility: Reef-safe, does not harm coral or invertebrates
- Behavior: Peaceful and generally non-aggressive
- Minimum Tank Size: 75 gallons
- Difficulty Level: Intermediate
| Parameter | Value |
|---|---|
| Species | Chaetodon unimaculatus |
| Size (Adult) | Up to 8 inches |
| Minimum Tank Size | 75 gallons |
| Compatibility | Reef compatible |
| Difficulty Level | Intermediate |
| Disposition | Peaceful |
FAQ
Is this butterflyfish safe to keep with corals?
Yes, the Teardrop Butterflyfish is reef compatible and does not typically damage corals or invertebrates.
What is the expected growth rate of this fish?
The fish grows from 3″ to 4″ in size and can reach up to 8 inches when mature, depending on tank conditions and diet.
Is it suitable for beginners?
No, this species requires an intermediate level of care and a minimum tank size of 75 gallons, making it better suited for experienced aquarists.

Edward Wright –
The Teardrop Butterflyfish has been thriving in my 75-gallon reef tank for six months. It’s peaceful and doesn’t bother the corals. Only needed to adjust feeding frequency slightly to maintain optimal health.
Joseph Brown –
A beautiful addition to my marine setup. It’s active but not aggressive. I did notice it needs a stable environment with good water parameters to stay healthy.
Donna Dyer –
Great choice for reef tanks. The fish is calm and has adapted well to the tank conditions. I appreciate the clear species information provided in the product details.