Main Ref. | Russell, B.C., 1990 |
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 | 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 |
Type of scales | ctenoid scales |
Diagnosis |
Head scales reaching forward to or just behind level of anterior margin of eye. A small naked area on temporal region behind eye. Lower limb of preopercle scaly. Antrorse (forward-directed) suborbital spine absent. Pelvic fins long, reaching to or beyond level of anus. Upper lobe of caudal fin a little longer then lower lobe. Lobes produced to form filamentous extensions in larger specimens. Color: Upper body bluish, white below. Sides are also bluish. Scales on body with yellow centers forming horizontal lines above lateral line and diagonal lines below. A pinkish-brown stripe from behind eye, arching on back beneath lateral line and terminating behind tip of pectoral fin. Four blue stripes on head. |
Ease of Identification |
Lateral Lines | 1 Interrupted: No |
Scales on lateral line | 46 - 49 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 3 - 5.5 |
Scale rows below lateral line | 12 - 18 |
Scales around caudal peduncle | |
Barbels | 0 |
Gill clefts (sharks/rays only) | absent |
Gill rakers | |
on lower limb | |
on upper limb | |
total | 8 - 12 |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 10 - 10 |
Soft-rays total | 9 - 9 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 3 - 3 |
Soft-rays total | 7 - 7 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 18 - 19 | |
Pelvics | Attributes more or less normal |
Position thoracic behind origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |