Siverga (; , is a

salt lake A salt lake or saline lake is a landlocked body of water that has a concentration of salts (typically sodium chloride) and other dissolved minerals significantly higher than most lakes (often defined as at least three grams of salt per liter). I ...

in Kyzylzhar District,

North Kazakhstan Region North Kazakhstan Region (; ) is a region of Kazakhstan, with a population of 522,171. Its capital is Petropavl, with a population of 221,907 people. It is the only region of Kazakhstan in which ethnic Kazakhs don't make up a majority. History ...

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

and Berdyuzhye and

Kazan Kazan; , IPA: Help:IPA/Tatar, ɑzanis the largest city and capital city, capital of Tatarstan, Russia. The city lies at the confluence of the Volga and the Kazanka (river), Kazanka Rivers, covering an area of , with a population of over 1. ...

districts of

Tyumen Oblast Tyumen Oblast () is a federal subjects of Russia, federal subject (an oblast) of Russia. It is located in Western Siberia, and is administratively part of the Ural Federal District. The oblast has administrative jurisdiction over two autonomous ...

Russian Federation Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

. The lake is located to the southeast of Berdyuzhye and to the southwest of Kazanskoye, the district capitals in Russia, and to the NNW of

Petropavl Petropavl ( ; ) is a city on the Ishim River in northern Kazakhstan close to the border with Russia. It is the capital of the North Kazakhstan Region. Population: 218,956. Petropavl is about from Kökşetau, northwest of the national cap ...

city, the regional capital in Kazakhstan. Polovinnoye village lies to the west of the western shore and Novoalexandrovka to the southeast of the eastern shore. Siverga is located at the

Kazakhstan–Russia border The Kazakhstan–Russia border is the international border between the Kazakhstan, Republic of Kazakhstan and the Russia, Russian Federation. It is the longest continuous international border in the world and the second longest by total length, ...

, with most of the lake in Russia and only a small sector of the southern end in Kazakhstan.

Geography

Siverga 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 water, saline as a result of being unable to get rid of solutes ...

belonging to the Ishim River basin. It is located in an area dotted with small lakes at the southern edge of the

Ishim Plain Ishim Steppe (, , ''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 Omsk oblasts in Russia, and the North Kazakhstan Region in Kazakhstan. ...

, part of the

West Siberian Plain The West Siberian Plain () is a large plain that occupies the western portion of Siberia, between the Ural Mountains in the west and the Yenisei, Yenisei River in the east, and the Altai Mountains on the southeast. Much of the plain is poorly d ...

. The lake has an elongated capital letter "E" shape, stretching from north to south for almost . It has two bays opening to the northeastern and southeastern ends respectively. There is also a bay in the center of the eastern shore with an attached small circular lake. Lake

Akush Akush () or Akysh (), is a salt lake in Kyzylzhar District, North Kazakhstan Region, Kazakhstan and Kazan District, Tyumen Oblast, Russian Federation. The lake is located to the SSW of Kazanskoye, the district capital in Russia, and to the N ...

is located to the southeast, also on the border, and Tavolzhan to the east. Lake Stanovoye lies in Kazakhstan, to the SSW and Medvezhye in Russia, to the WSW.

Google Earth Google Earth is a web mapping, web and computer program created by Google that renders a 3D computer graphics, 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposition, superimposing satelli ...

Fauna

The lake is a

important bird area An Important Bird and Biodiversity Area (IBA) is an area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. IBA was developed and sites are identified by BirdLife Int ...

, providing a habitat for a number of migratory bird species, including the nesting of the

pallid harrier The pallid harrier (''Circus macrourus'') is a migratory bird of prey of the harrier subfamily. The scientific name is derived from the Ancient Greek. ''Circus'' is from ''kirkos'' (circle), referring to a bird of prey named for its circling fl ...

and the

northern pintail The pintail or northern pintail (''Anas acuta'') is a duck species with wide geographic Range (biology), distribution that breeds in the northern areas of Europe and across the Palearctic and North America. It is bird migration, migratory an ...

. The

Dalmatian pelican The Dalmatian pelican (''Pelecanus crispus''), also known as the curly-headed pelican, is the largest member of the pelican family and among the heaviest flying birds in the world. With a wingspan typically ranging between 2.7 and 3.2 meters (8.9� ...

has also been reported at the lake.Siverga lake - BirdLife Data Zone
/ref> In the Russian Federation Siverga is also an officially

protected area Protected areas or conservation areas are locations which receive protection because of their recognized natural or cultural values. Protected areas are those areas in which human presence or the exploitation of natural resources (e.g. firewood ...

.ООПТ России - Сиверга
/ref>

References

External links

Saline lakes of Northern Kazakhstan: Geochemical correlations of elements and controls on their accumulation in water and bottom sediments
{{Lakes of Kazakhstan Lakes of Tyumen Oblast Endorheic lakes of Asia Lakes of North Kazakhstan Region West Siberian Plain Kazakhstan–Russia border Important Bird Areas of Russia Important Bird Areas of Kazakhstan

Geography

Fauna

References

See also

External links