Orbicular Batfish: A Majestic & Unique Aquarium Fish
The Orbicular Batfish (Platax orbicularis), also known as the Orbiculate Batfish, is a majestic and truly one-of-a-kind species that adds a touch of stunning elegance to any large marine aquarium. Its unique appearance features a distinctive, disc-shaped body and graceful, flowing fins. In its juvenile stage, it mimics a dead leaf floating in the water, but as it matures, it develops a large, plate-like body. This peaceful and slow-moving fish is a gentle giant that adds a calm and commanding presence to a fish-only with live rock (FOWLR) tank.
Why the Orbicular Batfish is a Great Choice (for large aquariums):
- Unforgettable appearance with a disc-shaped body and flowing fins
- Peaceful and slow-moving behavior, ideal for calm aquarium environments
- Adapts well to fish-only with live rock (FOWLR) setups
- Provides visual interest and a unique aesthetic in large marine tanks
| Specification | Value |
|---|---|
| Scientific Name | Platax orbicularis |
| Common Name | Orbicular Batfish |
| Adult Size | Up to 12 inches |
| Lifespan | 10 to 15 years |
| Water Temperature | 75°F to 82°F |
| Water pH | 8.1 to 8.4 |
| Compatibility | Best suited for large marine tanks with live rock and minimal aggression |
FAQ
What is the typical size of an adult Orbicular Batfish?
An adult Orbicular Batfish can grow up to 12 inches in length.
Is the Orbicular Batfish suitable for a small aquarium?
No, this species requires a large marine aquarium with ample space and live rock to thrive.
How does the juvenile Orbicular Batfish differ from the adult?
In its juvenile stage, the fish resembles a dead leaf floating in water. As it matures, it develops a large, plate-like body and more defined fins.

Lucas Churchill –
The Orbicular Batfish is a stunning addition to my 120-gallon marine tank. It looks incredible with its flowing fins and disc shape. It’s very calm and doesn’t stress other fish. After a few months, it fully developed its adult form and now dominates the tank with its elegant presence.
Evan McDonald –
I was initially hesitant because of the size, but it fits well in my large tank. The fish is peaceful and has adapted well to the live rock setup. The coloration is vibrant and it’s a real eye-catcher. Just make sure your tank is spacious enough.
Adam Forsyth –
This fish has completely transformed my aquarium. The way it moves and the way it looks in the water is unique. It’s not aggressive and blends well with the environment. I’ve kept it for over a year and it’s still healthy and active.