Ulken-Karoy or Ulken Karaoy, meaning "Big Karoy" ( kk, Үлкен Қараой; russian: Улькен-Карой or ''Большой Карой'' —Bolshoy Karoy), is a salt lake in

Akzhar District Akzhar ( kk, Ақжар ауданы, ) is a district of North Kazakhstan Region in northern Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a transcontinental country located mainly in Central Asia and partly in Eastern ...

North Kazakhstan Region North Kazakhstan Region ( kk, Солтүстік Қазақстан облысы, translit=Soltüstık Qazaqstan oblysy; russian: Северо-Казахстанская область, translit=Severo-Kazakhstanskaya oblast) is a region of Kazakh ...

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a transcontinental country located mainly in Central Asia and partly in Eastern Europe. It borders Russia to the north and west, China to the east, Kyrgyzstan to the southeast, Uzbeki ...

. The lake lies about to the northwest of the northern end of larger

Siletiteniz Siletiteniz ( kk, Сілетітеңіз, ''Sıletıteñız''), also Seletyteniz, Seletytengiz is an endorheic salt lake located in the Ishim Plain, part of the West Siberian Plain. The lake lies partly in North Kazakhstan and in the Pavlodar ...

lake. to the east lies lake

Teke Teke or Tekke can refer to: People * Teke (Turkmen tribe) or Tekke, a tribe of southern Turkmenistan * Teke people or Bateke, a Central African ethnic group * Fatih Tekke (born 1977), Turkish footballer * Kent Tekulve (born 1947), American baseba ...

. The nearest inhabited localities are Kulykol and Talshik.

Geography

Lying in the southern part of the

Ishim Plain Ishim Steppe (russian: Ишимская равнина, kk, Есіл даласы, ''Yesil dalasy'') is a plain in the southern part of Western Siberia, between the Irtysh and Tobol rivers. Administratively it is part of Kurgan, Tyumen, and Om ...

, south of the Russian border, Ulken-Karoy is one of the main lakes of the region. It is an

endorheic lake An endorheic lake (also called a sink lake or terminal lake) is a collection of water within an endorheic basin, or sink, with no evident outlet. Endorheic lakes are generally saline as a result of being unable to get rid of solutes left in the l ...

sharing the same depression as lakes Teke in the east and Kishi-Karoy in the west.The Origin of the Depression Lake Systems
/ref> The lake is shallow and its bottom is muddy. The shores are flat. In years of drought Ulken-Karoy almost completely dries up and its water surface may decline to barely . An enormous island occupies the middle of the lake. It is joined to the mainland in its southern part, except during periods of high water. In such periods the water of the lake becomes fresh.
''

Great Soviet Encyclopedia The ''Great Soviet Encyclopedia'' (GSE; ) is one of the largest Russian-language encyclopedias, published in the Soviet Union from 1926 to 1990. After 2002, the encyclopedia's data was partially included into the later ''Bolshaya rossiyskaya e ...

'' in 30 vols. — Ch. ed.

A.M. Prokhorov Alexander Mikhailovich Prokhorov (born Alexander Michael Prochoroff, russian: Алекса́ндр Миха́йлович Про́хоров; 11 July 1916 – 8 January 2002) was an Australian-born Soviet-Russian physicist known ...

. - 3rd ed. - M. Soviet Encyclopedia, 1969-1978. (in Russian) Ulken-Karoy lake is surrounded by a strip of

salt marsh A salt marsh or saltmarsh, also known as a coastal salt marsh or a tidal marsh, is a coastal ecosystem in the upper coastal intertidal zone between land and open saltwater or brackish water that is regularly flooded by the tides. It is domin ...

es. The Ashchisu and Karasu are the main rivers flowing into the lake. Google Earth

References

External links

*
Expeditions along the watersheds of the middle forest-steppe of the Omsk region
(in Russian)
ИНТЕЛЛЕКТУАЛЬНАЯ НАЦИЯ В ФОКУСЕ ГУМАНИТАРНЫХ ТЕХНОЛОГИЙ
(in Russian) Lakes of Kazakhstan Endorheic lakes of Asia North Kazakhstan Region West Siberian Plain {{Kazakhstan-geo-stub

Geography

See also

References

External links