Main Ref. | Carpenter, K.E. and V.H. Niem (eds.), 2001 |
Appearance refers to | Male; Female |
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 | compressed |
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 |
Type of scales | ctenoid scales |
Diagnosis |
This species is distinguished by the following characters: D X14-16, usually 15; A III,12-13, usually 12; pectoral-fin rays 18-23, usually 20-21; lateral line scales 51-61, usually 55; scales above lateral line to dorsal origin 7-10, modally 8, and below to anal-fin origin 16-20; predorsal scales 20-28; a single postmaxillary process; supratemporal band of scales interrupted at dorsal midline by a narrow scaleless zone; body colour blue with bright yellow on caudal fin, caudal peduncle, and body from just anterior to dorsal-fin origin to ventral origin of caudal peduncle, except in large individuals particularly in the western Pacific where the yellow does not extend as far anteriorly (Ref. 68703, 90102). |
Ease of Identification |
Lateral Lines | 1 Interrupted: No |
Scales on lateral line | 51 - 61 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 7 - 10 |
Scale rows below lateral line | 16 - 20 |
Scales around caudal peduncle | 25 - 30 |
Barbels | 0 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | 24 - 26 |
on upper limb | 10 - 11 |
total | 34 - 37 |
Vertebrae | |
preanal | |
total |
Attributes | extending over most of the back length |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 10 - 10 |
Soft-rays total | 14 - 16 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 3 - 3 |
Soft-rays total | 12 - 13 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 18 - 23 | |
Pelvics | Attributes more or less normal |
Position thoracic beneath origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |