Menkeser

Menkeser (Меңкесер; Мангисер) or Mangisor (Мәңгісор), also known as Bulandy (Бұланды), is a salt lake in Mamlyut District, North Kazakhstan Region, Kazakhstan.

The lake is located 57 km to the SW of Mamlyut, the district capital, and 83 km to the SW of Petropavl city, the regional capital. Mengeser village lies 3 km to the north and Troitskoye village 15 km to the WSW of the western lakeshore.

Geography
Menkeser is an endorheic lake belonging to the Ishim River basin. It is located at the southern edge of the Ishim Plain, part of the West Siberian Plain. It has an oval shape, with a bay in the eastern side with a small island between the landspits delimiting the bay. The shores are flat and the bottom of the lake is covered in greenish silt with a thickness between 0.3 m and 0.85 m.

The lake is surrounded by agricultural fields and pasture land. It is fed by rain and snow. Lake Alua lies 20 km to the southeast, and Stanovoye 30 km to the northeast.