- Greenish-blue back, fading to silvery-gold sides and belly
- Black spot on caudal peduncle (just before the tail)
- Lateral line arched at front Anal and caudal fins yellow
- Small black area at rear edge of gill cover
- Deep, compressed body with lower profile more curved than upper profile
Similar Species: Other jack species
Size: Up to 25 inches; common to 10 inches
Found offshore and inshore in bays and estuaries.
Diet includes fishes, invertebrates, plankton and decaying matter.
Juveniles often found in estuaries in association with jellyfish.