| Authors | Countries | Length-weight relationship |
| Current study | Benin | Wt = 0.0684TL2.369 |
| Fiogbe et al. (2003) [40] | Benin | Wt = 0.0057TL3.6 |
| King (1996) [41] | Nigeria | Wt = 0.0078TL2.99 |
| Anyangwa (1991) [42] | Sierra Leone | Wt = 0.0038TL3.35 |
| Stokholmand Isebor (1993) [43] | Benin and Nigeria | Wt = 0.09287TL2.92 |
| Valiky and Cham (2003) [13] | Sierra Leone | Wt = 0.008TL2.94 |