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Its situated between Llanganates and Sangay National Parks, in a region of extremely high biodiversity value, the Andean Cordillera Real Oriental. The corridor is ecologically essential to ensure the connection of the two parks and this mountain range is a hotspot for a number of important species. According to the  management plan, 71% of the site is still forested. The predominant forest types include variations of the humid foothill and sub-tropical evergreen forests. The site is known to be home to four globally threatened birds including: Phlegophilus hemileucurus, Galbula pastazae, Dysithamnus occidentalis and Dendroica cerulea. It is also home to the Near Threatened  Campylopterus villaviscensio and Aburria aburri. In total, 270 birds species have been recorded from the area. The corridor is also home to 101 mammal species, 48 species of amphibian and 5 species of reptile. 195 endemic species of plants have been described from the watershed of Rio Pastaza, including 91 species of orchid.