| Picture Used | Opser_u5.gif |
| Size (cm) | |
| Sex | unsexed |
| Locality | |
| Total length (TL) | 1,522 pixels |
| Standard length | 100.0 % TL |
| Fork length | 100.0 % TL |
| Pre-anal length | 36.3 % TL |
| Pre-dorsal length | 13.4 % TL |
| Pre-pelvic length | 0.0 % TL |
| Pre-pectoral length | 10.5 % TL |
| Body depth | 2.6 % TL |
| Head length (HL) | 9.5 % TL |
| Eye diameter | 5.5 % HL |
| Pre-orbital length | 29.7 % HL |
| Aspect ratio of caudal fin | |
| Remarks | Caudal fins absent. |
