Lake Hammar is a saline lake in southeastern part of Iraq

Iraq

Iraq ; officially the Republic of Iraq is a country in Western Asia spanning most of the northwestern end of the Zagros mountain range, the eastern part of the Syrian Desert and the northern part of the Arabian Desert....

 within the Hammar Marshes

Hammar Marshes

The Hammar Marshes are a large complex of wetlands in Iraq that are part of the Tigris-Euphrates river system, along with the Mesopotamian Marshes which also encompass the Hawizeh and Central Marshes...

. It has an area of 600-1,350 km². Water level in the lake fluctuates, with maximum depths varying from 1.8 metres (winter) to 3.0 metres (spring). The lake is an important wetland

Wetland

A wetland is an area of land whose soil is saturated with water either permanently or seasonally. Wetlands are categorised by their characteristic vegetation, which is adapted to these unique soil conditions....

 site for birds. The native inhabitants are Marsh Arabs

Marsh Arabs

The Marsh Arabs , also known as the Maʻdān , are inhabitants of the Tigris-Euphrates marshlands in the south and east of Iraq and along the Iranian border....

, some of whom occupy villages on artificial, floating islands.