Alepes djedaba

Osteichthyes Carangidae Genus Alepes Alepes djedaba
Shrimp scad LSJ
22.7 cm TL. Source: J. Randall. License: Attribution-NonCommercial 3.0 Unported (CC BY-NC 3.0).
Characteristic features:
Colour:

Grey-green above, silver to white below; large black spot edged with white above on upper operculum. Dorsal-fin membrane pale to dark dusk; caudal find upper lobe dusky to black, lower lobe yellowish; other fins generally pale.

Size:

Up to 40 cm TL.

Distribution:

Indo–West Pacific in subtropical waters.

Habitat:

Pelagic, associated with reefs and sand patches, sometimes in turbid waters.

Biology:

Feeds on planktonic invertebrates including shrimps and copepods, and small fish. Adults from large schools.

Indonesian fisheries:

Caught mainly by hook-and-line and gill netting.

Similar species:

Alepes melanoptera
Blackfin scad

Alepes melanoptera

Alepes melanoptera differs in having the membranes of spinous dorsal fin black (vs. pale to dark dusky) and total gill rakers on first gill arch 24–30 (vs. 32–38).

to Alepes melanoptera

Alepes vari
Herring scad

Alepes vari

Alepes vari differs in having gill rakers on the upper limb of first gill arch 9–12 (vs. 10–14) and 23–26 on lower limb (vs. 27–33), total 32–38 (vs. 38–47) and last dorsal-fin ray equal in length to second last fin ray (vs. last dorsal-fin ray 1.3–1.5 times in length of second last fin ray).

to Alepes vari
External links:

FishBase
The IUCN Red List of Threatened SpeciesTM