Cardinalfishes
Threadfin cardinalfish (Zoramia leptacantha)
The Threadfin cardinalfish (Zoramia leptacantha) belongs to the family Apogonidae (cardinalfishes) and is found in the Red Sea, with a wider Indo-Pacific range. It is a carnivore and usually seen in schools. It reaches about 5 cm and is found at 1–50 m depth. IUCN conservation status: Not Evaluated. It is not dangerous to divers.

Quick facts
| Scientific name | Zoramia leptacantha |
|---|---|
| Family | Cardinalfishes (Apogonidae) |
| Common name (IT) | Apogon filamenti |
| Common name (EN) | Threadfin cardinalfish |
| Maximum size | 5 cm |
| Depth | 1–50 m |
| Distribution | Red Sea and Indo-Pacific |
| IUCN status | NE — Not Evaluated |
Description
Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.
Where it lives
Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.
- Red Sea
- Indo-Pacific
Frequently asked questions
- What family does the Threadfin cardinalfish belong to?
- The Threadfin cardinalfish (Zoramia leptacantha) belongs to the family Apogonidae (cardinalfishes).
- Is the Threadfin cardinalfish dangerous?
- It is not dangerous to divers. As with any reef animal, do not touch or handle it.
- Is the Threadfin cardinalfish endemic to the Red Sea?
- No — it occurs in the Red Sea but its range extends across the Indo-Pacific.
- How big does the Threadfin cardinalfish get?
- It reaches a maximum length of about 5 cm.
Explore the Threadfin cardinalfish in 3D in the interactive atlas →