 The Pichis and Pachitea rivers allow the navigation of boats with outboard motors from their confluence to Puerto Bermúdez.In general, navigability improves in rainy seasons.Some 190 species have been collected, including 8 endangered species, such as tall or red cedar ("Cedrela odorata"), mahogany ("Swietenia macrophylla"), quinilla ("Manilkara bidentata"), ceiba ("Ceiba pentandra"), ishpingo ("Amburana cearensis") and palo rosa ("Aniba rosaeodora").