The Tchikapika-Owando is a biodiversity-rich wetland which supports fish, reptiles, birds, mammals, and invertebrate species and plays an important role in the hydrological regulation of the Congo river basin. The Site is known to support a multitude of species of fauna and flora, with its grassy savannah, rainforest and rural complexes particularly characteristic of the Guinean-Congolese/Zambezian biogeographic region.