Abanga River

The Abanga River is a river of Gabon. It is one of the right tributaries of the Ogooué. It rises in the Cristal Mountains, near Medouneu. It is about 160 km long. It joins the Ogooué River near the town of Bifoun.

The Abanga River is a river in central Gabon and one of the principal right-bank tributaries of the Ogooué River, the country's largest river system. It rises in the Cristal Mountains near Medouneu in Woleu-Ntem Province and flows generally south-eastward for approximately 160 km (99 mi) before joining the Ogooué River near the town of Bifoun. The river forms part of the extensive Ogooué drainage basin, one of the largest and most important hydrographic systems in Central Africa.

The Abanga River is a right-bank tributary of the Ogooué River in central Gabon. It rises in the Cristal Mountains near Medouneu and flows generally south-eastward for approximately 160 km before joining the Ogooué River near the town of Bifoun. The river drains part of the humid equatorial rainforest of north-central Gabon. Its basin receives abundant annual rainfall, contributing to relatively stable streamflow throughout much of the year compared with rivers in more seasonal tropical climates. The Abanga contributes freshwater, sediments and organic matter to the Ogooué River system, supporting aquatic habitats characteristic of the Congo–Guinean rainforest region.. The Abanga is listed among the major right-bank tributaries of the Ogooué together with the Ivindo, Okano and Nké rivers.

Because the Abanga lies within the equatorial climatic zone of Gabon, its discharge is strongly influenced by abundant rainfall distributed over two wet seasons each year. Although no long-term hydrometric station is known to operate on the river itself, hydrological studies of the Ogooué Basin indicate that tributaries draining the Cristal Mountains contribute substantially to the basin's perennial flow and seasonal discharge variability. Recent hydrological modelling has shown that streamflow across the Ogooué Basin is closely linked to rainfall variability and large-scale climate oscillations, including the El Niño–Southern Oscillation, sug

Flows through: Gabon.

River data from Wikidata (CC0); lengths normalised to a common unit.