Jacks
Blue trevally (Ferdauia ferdau)
The Blue trevally (Ferdauia ferdau) belongs to the family Carangidae (jacks) and is found in the Red Sea, with a wider Indo-Pacific range. It is a carnivore and usually seen alone. It reaches about 30 cm and is found at 1–50 m depth. IUCN conservation status: Not Evaluated. It is not dangerous to divers.

Quick facts
| Scientific name | Ferdauia ferdau |
|---|---|
| Family | Jacks (Carangidae) |
| Common name (IT) | Carango di Ferdau |
| Common name (EN) | Blue trevally |
| Maximum size | 30 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 Blue trevally belong to?
- The Blue trevally (Ferdauia ferdau) belongs to the family Carangidae (jacks).
- Is the Blue trevally dangerous?
- It is not dangerous to divers. As with any reef animal, do not touch or handle it.
- Is the Blue trevally endemic to the Red Sea?
- No — it occurs in the Red Sea but its range extends across the Indo-Pacific.
- How big does the Blue trevally get?
- It reaches a maximum length of about 30 cm.