| Main Ref. | Randall, J.E., G.R. Allen and R.C. Steene, 1990 |
| Appearance refers to | Male; Female |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | compressed |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | clearly protrusible |
| Position of mouth | terminal |
| Type of scales | cycloid scales |
| Diagnosis |
Description: Juveniles and subadult bright yellow to silvery with broad and narrow black bars alternating; fins yellowish. Adults generally silvery grey with few black blotches or spots on sides and very faint bars, if present. Lips thick and fleshy; upper jaw strongly protractile. Breast completely scaled. (Ref. 2334, 90102) LL scutes 17-26 (Ref. 90102). Pectorals falcate; anal fin with 2 detached spines (Ref. 2334). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 17 - 24 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 7 - 9 |
| on upper limb | 19 - 22 |
| total | 27 - 30 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 8 - 8 |
| Soft-rays total | 18 - 20 |
| Adipose fin | absent |
| Attributes | more or less truncate |
| Fins number | 2 |
| Spines total | 3 - 3 |
| Soft-rays total | 15 - 17 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position thoracic before origin of D1 | |
| Spines | |
| Soft-rays |