It has its source in Carreras and Mellizas hills. In part of its course, it runs between Cordón Áspero (to the east) and the Nahuel Huapi National Park (to...
It has its source in Carreras and Mellizas hills. In part of its course, it runs between Cordón Áspero (to the east) and the Nahuel Huapi National Park (to the west), receiving contributions from several streams originated by thaws. It ends at the Manso River, near the locality of the same name.