Largenose Boxfish (Ostracion rhinorhynchos) – Tiny Size (1″ and Below)
This small-sized Largenose Boxfish is ideal for nano aquariums or small reef setups. It features a distinctive large nose and a robust, boxy body that makes it a unique addition to any marine display.
Key Features
- Species: Ostracion rhinorhynchos
- Size: 1″ and below
- Origin: Tropical marine
- Water Temperature: 72°F to 78°F
- Water pH: 8.1 to 8.4
- Compatibility: Best suited for saltwater tanks with peaceful fish and corals
| Parameter | Value |
|---|---|
| Size | 1″ and below |
| Species | Ostracion rhinorhynchos |
| Water Temperature | 72°F – 78°F |
| Water pH | 8.1 – 8.4 |
| Hardness | 8–12 dGH |
FAQ
What is the typical lifespan of a Largenose Boxfish?
Please contact customer service
Is this fish suitable for a community tank?
Yes, it is compatible with peaceful marine species in a well-maintained saltwater tank.
Does this fish require special feeding?
It accepts a variety of small marine foods, including mysis shrimp and brine shrimp.

Alexander Henderson –
The Largenose Boxfish arrived healthy and active. It fits well in my 10-gallon tank and has become a favorite among the fish. Easy to care for and adds a unique look to the display.
Dominic Burgess –
It’s a striking fish with a unique appearance. I’ve kept it for three months and it’s still active and eating regularly. Just make sure the tank has stable water parameters.
Karen Fraser –
Perfect for a small marine setup. The fish is calm and doesn’t stress other tank mates. It’s a great addition to a nano reef.