| Picture Used | Onkis_m2.jpg |
| Size (cm) | |
| Sex | male |
| Locality | |
| Total length (TL) | 618 pixels |
| Standard length | 90.9 % TL |
| Fork length | 97.9 % TL |
| Pre-anal length | 69.6 % TL |
| Pre-dorsal length | 46.9 % TL |
| Pre-pelvic length | 52.4 % TL |
| Pre-pectoral length | 25.2 % TL |
| Body depth | 24.9 % TL |
| Head length (HL) | 25.4 % TL |
| Eye diameter | 12.1 % HL |
| Pre-orbital length | 46.5 % HL |
| Aspect ratio of caudal fin | 2.38651 |
| Remarks |
