Upper Takutu-Upper Esequibo (Region 9) is a region of Guyana. Venezuela claims the territory as part of Bolívar (state) in Esequiban Guyana. It borders the region of Potaro-Siparuni to the north, the region of East Berbice-Corentyne to the east and Brazil to the south and west. It contains the town of Lethem, and the villages of Aishalton, Nappi and Surama. It is also the largest region of Guyana. The Rupununi savannah known for its large biodiversity is located between the Rupununi River and the Brazilian border. Population The Government of Guyana has administered three official censuses since the 1980 administrative reforms, in 1980, 1991 and 2002. In 2012, the population of Upper Takutu-Upper Essequibo was recorded at 24,212 people. Official census records for the population of the Upper Takutu-Upper Essequibo region are as follows: 2012 : 24,212 2002 : 19,387 1991 : 15,058 1980 : 12,873 Communities List of communities (including name variants): Achiwib (Achiwuib Village) Aishalton (Aishalton Village, Ishalton) Annai (Anwai) Apoteri Aranaputa Awarewaunau (Awaruwaunawa) Basha Village (Bashaidrun) Dadanawa Hiawa Kaibarupai Village Kanashen (Konashen) Karanambo Karasabai (Karasabai Village) Karaudarnau (Lumid Pau) Katoonarib Kumu Village Kwaimatta (Kwaimatta Village, Kwaiwatta Village, Kwamatta) Lethem (Lethen) Maruranau (Maruranawa, Marurawaunawa, Marurawaunawa Village) Massara (Massara Village) Moco-Moco (Moco-Moco Village) Nappi Parabara Parishara (Parishara Village) Rewa Sand Creek Sawariwau Shea (Shea Village, Shoa) Shulinab (Shulinab Village, Village Shulinab) St. Ignatius (Saint Ignatius Mission) Surama (Surama Village, Surumatra) Tiger Pond Village Tipuru (Tipuru Village) Toka Warimure Wichabai Wowetta (Woweta, Woweta Village) Yakarinta Yupukari (Eupukari, Yupukarri) References http://www.lib.utexas.edu/maps/americas/guyana_rel_1991.pdf Regions of Guyana