Alongside the Awash are the Dubti Marshes, which cover an area 34 by 12 kilometers, and whose dominant vegetation is Phragmites. These marshes are under encroachment by the Tendaho Cotton Plantation, whose fields surround the town of Dubti.
The Awash marshes are located near the town of Dubti, which is surrounded by fields belonging to the Tendaho Cotton Plantation. The marshes are being impacted by the expansion of the cotton plantation.