This reserved area was established by Law R.S.N 151-80-AA-DGFF on June 1980, in part of the territories corresponding to the National Park of Manu, district of Fitzcarrald, province of Manu, department of Madre de Dios. It represents a good sample of a tropical forest. The flora and fauna in this area is the same as in the National park of Manu, there are trees with more than 60 meters high for example the Cedar (Cedrela sp.) the shihuahuaco (Diptrerix sp.), the lupuna (Ceiba sp.), the mat palo (Ficus sp.), the mahogany tree (Swietenia macrophylla), the Tornillo (Cedrelinga catende formis), the cetico (Cecropia sp.), the topa (Ochocoma sp.) the lupuna (Chorisia sp.).

With regard to the fauna we can find birds like the aguila -eagle- harpía (Harpya harpyja), the jabirú (Jabiru my cteria), the Spatula rosada (Ajaia ajaja), the wild goose (Neochen jubata), the guacamayo (Ara sp.) the tucan (Ramaphastos sp.) the jungle condor (Sarcoramphus papa), the puma, heron (Trigrisoma sp.) the shansho (Opisthocomus hoazin). With regard to the mammals we can observe: the leoncito -small lion - (Cebuella pygmaea), the cotomono (Alovatta seniculus), the maquisapa negro (Ateles paniscus), the mono choro (Lagothrix Lagotricha), the fraile -monk- (Saimini scivreus), the tapie (Tapirus terrestris), the sajino (Tayassu tajacu), the river wolf (Pteronura brasiliensis), the otorongo (Panthero onca) among others. As for reptiles we can notice the white aligator (caiman crocodilus), the black cayman (Melanosunchus niger), the anaconda (Eunectes murinus), the boa (Corallus sp.) the taricaya (Podocnemios unifilis) and turttle or motelo (Geochelone denticulata).

There are many types of fishes such as the zúngaros, doncellas and the pirana. In this area, the tourism is increasing very fast, due to its natural beauty like the river Manu, the cochas - quiet and lovely small lagoons - and some sort of hotels built in the area. Likewise, scientifics come to study the area and do some research work.