Alto Biobío National Reserve
Encyclopedia
Alto Biobío National Reserve is a nature reserve
located in the easternmost portion of Upper Bío-Bío River
basin, in the Araucanía Region
, Chile
. The vegetation is dominated by Andean
steppe
with scattered Araucaria
trees.
Alto Biobío National Reserve is part of the Araucarias Biosphere Reserve
.
The reserve is crossed by the route that connects Chile and Argentina
via Pino Hachado Pass
.
Nature reserve
A nature reserve is a protected area of importance for wildlife, flora, fauna or features of geological or other special interest, which is reserved and managed for conservation and to provide special opportunities for study or research...
located in the easternmost portion of Upper Bío-Bío River
Bío-Bío River
The Biobío River is the second largest river in Chile. It originates from Icalma and Galletué lakes in the Andes and flows 380 km to the Gulf of Arauco on the Pacific Ocean....
basin, in the Araucanía Region
Araucanía Region
The IX Araucanía Region is one of Chile's 15 first order administrative divisions and comprises two provinces: Malleco in the north and Cautín in the south....
, Chile
Chile
Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...
. The vegetation is dominated by Andean
Andes
The Andes is the world's longest continental mountain range. It is a continual range of highlands along the western coast of South America. This range is about long, about to wide , and of an average height of about .Along its length, the Andes is split into several ranges, which are separated...
steppe
Steppe
In physical geography, steppe is an ecoregion, in the montane grasslands and shrublands and temperate grasslands, savannas, and shrublands biomes, characterized by grassland plains without trees apart from those near rivers and lakes...
with scattered Araucaria
Araucaria araucana
Araucaria araucana is an evergreen tree growing to tall with a trunk diameter. The tree is native to central and southern Chile, western Argentina and south Brazil. Araucaria araucana is the hardiest species in the conifer genus Araucaria...
trees.
Alto Biobío National Reserve is part of the Araucarias Biosphere Reserve
Araucarias Biosphere Reserve
Araucarias Biosphere Reserve is located in the Andes range, in south-central Chile. It comprises the Conguillío National Park and the Alto Bío-Bío National Reserve. The main feature of this Biosphere Reserve is the massive presence of Araucarias ....
.
The reserve is crossed by the route that connects Chile and Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...
via Pino Hachado Pass
Pino Hachado Pass
Pino Hachado Pass is a mountain pass through the Andes, joining Chile and Argentina. It is one of the principal passes of the southern Andes, connecting Argentina's route RN-22 and Chile's Route 181-CH....
.