Honeycomb Puffer (Canthigaster Janthinoptera)
The Honeycomb Puffer, also known as the Honeycomb Toby, is a small marine fish belonging to the Canthigaster genus, commonly referred to as Sharp-nosed Puffers or Tobies. It lacks pelvic fins and uses its pectoral fins to navigate within the aquarium. Its feeding structure consists of a fused beak-like mouth, adapted for consuming invertebrates found in reef environments.
It is naturally cautious and may become stressed when handled in a net. Always transfer this fish using a container to minimize stress.
| Scientific Name | Canthigaster Janthinoptera |
|---|---|
| Max Size | 4 inches |
| Diet | Carnivore |
| Approximate Size | 1-1/2 to 2 inches |
FAQ
What kind of diet does the Honeycomb Puffer require?
The Honeycomb Puffer is a carnivore and primarily eats invertebrates found in a reef tank. Offer live or frozen foods such as small crustaceans or mollusks.
How should I handle or transfer this fish?
The Honeycomb Puffer becomes alarmed when in a net. Always transfer it using a container to reduce stress and prevent sudden reactions.
What is the maximum size it can reach?
The maximum size of the Honeycomb Puffer is 4 inches, though it typically grows to 1.5 to 2 inches in size.

Trevor Kelly –
The Honeycomb Puffer is a calm and interesting addition to a reef tank. It’s active but not aggressive and enjoys the invertebrates in the environment. I transferred it carefully using a container and it adapted quickly.
Julia Jones –
It’s a unique fish with a distinctive appearance. I feed it small crustaceans and it eats readily. Just be sure to handle it gently to avoid stress.
Jasmine Manning –
Great for reef tanks. The fish is curious and stays in the middle area. I noticed it uses its pectoral fins to move around, which is quite fascinating.