 Chocoyero-El Brujo is a main supplier of water to Managua, it supplies 20% of the city's water consumption and about twenty million gallons of water each and every day.The large amount of biodiversity is obvious, with bird species estimated at 113 species, some of which include toucans, hummingbirds, and green Pacific parakeets ("Aratinga strenua") known as "chocoyos" nationwide.In the reserve, there are 29 species of mammals and 21 types of reptiles and amphibians.