The Utamboni is a river of southwestern mainland

Equatorial Guinea Equatorial Guinea ( es, Guinea Ecuatorial; french: Guinée équatoriale; pt, Guiné Equatorial), officially the Republic of Equatorial Guinea ( es, link=no, República de Guinea Ecuatorial, french: link=no, République de Guinée équatoria ...

. It flows along the border with

Gabon Gabon (; ; snq, Ngabu), officially the Gabonese Republic (french: République gabonaise), is a country on the west coast of Central Africa. Located on the equator, it is bordered by Equatorial Guinea to the northwest, Cameroon to the north ...

and forms part of the Muni Estuary along with the Mitimele River (the upper part of the river), Mitong River, Mandyani River,

Congue River The Congue is a river of southwestern mainland Equatorial Guinea Equatorial Guinea ( es, Guinea Ecuatorial; french: Guinée équatoriale; pt, Guiné Equatorial), officially the Republic of Equatorial Guinea ( es, link=no, República de Gu ...

, and Mven River. The river becomes the Utamboni River along the border with

References

Rivers of Equatorial Guinea {{EquatorialGuinea-river-stub