Main Ref. | Collette, B.B. and C.E. Nauen, 1983 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | no special organs |
Different appearance | males alike females |
Different colors | males alike females |
Remarks |
Striking features | none |
Body shape lateral | fusiform / normal |
Cross section | oval |
Dorsal head profile | more or less straight |
Type of eyes | more or less normal |
Type of mouth/snout | more or less normal |
Position of mouth | terminal |
Diagnosis |
Interpelvic process small and bifid. Swim bladder absent. Lateral line abruptly curving downward below second dorsal fin. Intestine with 2 folds and 3 limbs. Adults have no black area on the anterior part of the first dorsal fin. Juveniles with bronze spots in 5 or 6 irregular rows. Body entirely covered with scales. |
Ease of Identification |
Lateral Lines | 1 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 | 0 |
Gill clefts (sharks/rays only) | absent |
Gill rakers | |
on lower limb | 6 - 10 |
on upper limb | 1 - 3 |
total | 7 - 13 |
Vertebrae | |
preanal | |
total | 41 - 43 |
Attributes | no striking attributes |
Fins number | 2 |
Finlets No. | Dorsal 7 - 10 |
Ventral 7 - 10 | |
Spines total | 12 - 18 |
Soft-rays total | 15 - 18 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 16 - 20 |
Pectoral | Attributes more or less normal |
Spines | |
Soft-rays 21 - 23 | |
Pelvics | Attributes more or less normal |
Position thoracic behind origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |