| Picture Used | Apalb_u1.jpg |
| Size (cm) | 40 TL |
| Sex | unsexed |
| Locality | |
| Total length (TL) | 228 pixels |
| Standard length | 98.2 % TL |
| Fork length | 0.0 % TL |
| Pre-anal length | 14.0 % TL |
| Pre-dorsal length | 0.0 % TL |
| Pre-pelvic length | 0.0 % TL |
| Pre-pectoral length | 18.4 % TL |
| Body depth | 13.2 % TL |
| Head length (HL) | 17.1 % TL |
| Eye diameter | 12.8 % HL |
| Pre-orbital length | 28.2 % HL |
| Aspect ratio of caudal fin | |
| Remarks | Dorsal and Pelvic fin absent,this family(Apteronotidae) is called ghost knifefishes |
