It is situated in Belaya and Ik Rivers interfluvial, Aktanyshsky District, at the east of Tatarstan, near the border with Bashkortostan.
Since 1978 it is endanged by Nizhnekamsk Reservoir, which is now at 62 meters above sea level, but it is planned to fill it up to 68 to flood Kulyagash totally.
Several species of plants, such as Andromeda polifolia, Scheuchzeria palustrus, Oxicoccus palustrus, Eriophoeum vaginatum, Salix myrtilloides, mentioned in the local Red Book, as well as rare Najas major, Nymphaea alba, Nuphar pumila, Leersia oryzoides, Calamagrostis neglecta, C.phragmitoides, Ligularia sibirica and Betula humilis inhabit the area.
[4] However, in 2008 it was decided to fill the reservoir up to 68 m.[5] Swamp's surface area, covered with peat is 4897 ha, 2774 of them are ultimate reserves.
There were dockyards for the Kama river ships, until the settlement, as well as several surrounding villages was flooded in 1980s by reservoir.