| Main Ref. | Skelton, P.H., 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Description: Slender bodied, caudal peduncle longer than deep, fins short (Ref. 52193). Mouth small; lips thin with small papillae; a single pair of short barbels sometimes present; snout usually without tubercles, if present small and grey or white in colour (Ref. 52193). Dorsal fin with 3 unbranched and 9-10 branched rays; anal fin with 3 unbranched and 5 branched rays (Ref. 52193). Scales in lateral line 40-44, 18-22 around caudal peduncle (Ref. 52193). Colouration: Usually plain silvery; tubercles on snout if present grey or white (Ref. 52193). Juveniles with a black spot on caudal peduncle (Ref. 52193). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | 40 - 44 |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 18 - 22 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 0 - 0 |
| Soft-rays total | 12 - 13 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 8 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays |