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Carangidae
Blue trevally
Ferdauia ferdau
Carangid Fish beneath the Red Sea
The blue trevally (Ferdauia ferdau), also known as the banded trevally, barred trevally, Ferdau's trevally or Forskaal's jackfish, is a common, widespread species of pelagic marine fish classified in the jack family, Carangidae. The blue trevally is distributed throughout the tropical and subtropical waters of the Indo-Pacific and central Pacific regions, ranging from South Africa in the west to Hawaii in the east. It is a moderately large fish, growing to a recorded maximum length of 70 cm, with the number of rays in the second dorsal fin and the colouring serving as diagnostic features of the species.
- Class
- Teleosts
- Family
- Carangidae
- Genus
- Ferdauia
- Maximum length
- 70 cm
- Body shape
- fusiform
- Distribution
- Indo-Pacific: Red Sea and East Africa (to Port Elizabeth, South Africa, Ref. 3197 ) to the Hawaiian Islands.

