Where is the biggest brownest muddiest river in Africa?

There are several large rivers in Africa with brown, muddy waters, including the Nile River, the Congo River, and the Niger River. The specific claim of "biggest brownest muddiest river in Africa" cannot be definitively attributed to any one river, as different interpretations and criteria can be used. These rivers carry sediment from the surrounding land and are often referred to as "brown" or "muddy" due to their sediment-laden waters.