Sultan Marshes (Sultan Sazlıgı) is a large wetland complex and one of the seven Ramsar Sites of Turkey and an important bird area that hosts many globally threatened bird species. Over 300 bird species have been recorded in the area. Sultan Marshes is located within the province of Kayseri on the eastern border of the Anatolian plateau (38o.05 - 38o.40 north, 35o.00 - 35o.35 east). It is located at the centre of the Develi closed basin. The basin is surrounded by Mount Erciyes (3916 m) to the North, Develi Mountain (2074 m) to the East, Toros Mountains (Aladaglar) (3373 m) to the South and Karadag-Hodul Mountains (1937 m) to the West. The elevation of the plain is between 1070 m and 1150 m with an average slope of 2%. Develi Plain has an area of approximately 800 km2 and a catchment area of 3190 km2.
is unique for containing both salt and fresh water ecosystems. It is located on
the way of bird migrations routes passing through Africa, Asia and Europe.
It has over 400 plant species, it contains
extraordinary precious 5 different habitats for approximately 300 bird species
with the different ecological needs: to feed, to be shelter, to roost and to