The Mazan Ecological Reserve covers an approximate area of 3400 hectares.
It is an extraordinary refuge of wild life settled on a small Glacier valley, where one observes a chain of lagoons headed by the Totoracocha and Tintococha where the river Mazán is born and together with others they form the Tomebamba which is the symbol of the capital of Azuay.
88 species of birds, 7 species of bats, 20 species of mammals, 2 species of lizards and 10 of frogs have been recorded, a wide variety of insects still to be identified.
of several quadrants established, a density was determined between 1000 and 5700 trees per hectare. Most of the forest is covered by Paramo. Trees with higher heights and larger basal areas belong to the flatter sites or at the bottom of the valley on both sides of the river. The Romerillo reaches a height of 25 m.
It has 350 species of plants of which 40 species of orchids and 831 are epiphytes.
By vehicle or public transport to 6 km of the city of Cuenca, in the way Sayausí-Molleturo, on the site called Gulag where it is traversed 4 km to the refuge where the different paths that cross the forest begin.