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Tlemcen Mountains Biosphere Reserve, Algeria

The Tlemcen Mountains Biosphere Reserve covers almost 100,000 hectares in the province of Tlemcen located in the north-west of Algeria. It has a rich biodiversity and a semi-arid climate and covers the same area as the Tlemcen National Park.

The biosphere reserve includes valuable archaeological sites, cultural landmarks and caves. It has a total population of 191,544 inhabitants who engage in agricultural activities such as livestock and grain farming, and administrative and commercial activities, as well as handicrafts.

Designation date: 2016


Regional network:  ArabMAB

Ecosystem-based network:




    Surface : 98,532 ha

    • Core area(s): 17,270 ha
    • Buffer zone(s): 45,559 ha 
    • Transition zone(s): 35,703 ha 

    Location: 38°35’30”N – 1°25’W

    Administrative Authorities

    Sidi Mohammed Said Kazi Tani
    BP 181/K les cerisiers
    13000 Tlemcen

    Tel.: +213 43401388


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    Ecological Characteristics

    The area has a semi-arid climate, numerous cliffs and caves, and a particular karst topography. It is situated on the Lalla Setti plateau overlooking the city of Tlemcen. The biosphere reserve contains a diverse flora with over 1,130 species, 40 of which are protected. The Montpellier maple (Acer monspessulanum) is located in the Tassermramet forest; other species include the Atlas pistachio (Pistacia atlantica desf.), the Terebinth pistachio (Pistacia terebinthus), the green oak (Quercus) and the Thuya (Thuja articulate). 

    Examples of wildlife in the region include the common genet (Genetta genetta), the griffon vulture (Gyps fulvus) found in the mountains of Chouly, and the Eurasian bittern (Botaurus stellaris), which inhabits Oued Khemis.


    Socio-Economic Characteristics

    Approximately 191,500 inhabitants live in the area. The population is predominantly rural and includes the Béni Hdiel à Hafir, Béni Snouss and Béni Add à Ain Fezza tribes. The main economic activities are agriculture, livestock, handicrafts and commercial activities.

    The Tlemcen region is an important religious, cultural and intellectual centre. It has safeguarded traditional customs, religious holidays, and public and private ceremonies. It represents a mosaic of influences from Berber, Arab and Spanish-French history and is considered the capital of Moorish art in Algeria.

    The biosphere reserve presents a rich cultural heritage with historic sites such as the Mansourah monument, Sidi Boumediene, the minaret of the mosque of Agadir and the caves of Béni Add.


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    Last updated: March 2019