| Picture Used | Pacau_u0.gif |
| Size (cm) | |
| Sex | unsexed |
| Locality | |
| Total length (TL) | 1,064 pixels |
| Standard length | 98.7 % TL |
| Fork length | 100.0 % TL |
| Pre-anal length | 52.6 % TL |
| Pre-dorsal length | 18.1 % TL |
| Pre-pelvic length | 0.0 % TL |
| Pre-pectoral length | 19.0 % TL |
| Body depth | 6.1 % TL |
| Head length (HL) | 17.8 % TL |
| Eye diameter | 18.5 % HL |
| Pre-orbital length | 19.0 % HL |
| Aspect ratio of caudal fin | |
| Remarks | Body eel-like; pelvic fin absent; dorsal and anal fins confluent to cauadal fin; CA and CH cannot be measured |
