| Main Ref. | Suzuki, T., T. Yonezawa and J. Sakaue, 2010 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species differs from its congeners in having a gently oblique mouth at an angle of 51-58° (average 55°) to longitudinal axis of body, and in possessing a bright blue stripe running from nape to dorsum of caudal peduncle in male when fresh or alive (Ref. 84007). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 12 - 12 |
| on upper limb | 3 - 3 |
| total | 15 - 15 |
| Vertebrae | |
| preanal | 10 - 10 |
| total | 26 - 26 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 7 - 7 |
| Soft-rays total | 15 - 15 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 1 - 1 |
| Soft-rays total | 15 - 16 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 19 - 20 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 4 - 4 |