1) The Eastern Sarus Cranes that living surrounded the HJM reservoir encountering in the shallow water vicinity with water depth around 0-35 cm (=20.07±0.46S.E, SD=8.07, N=305) and during the rainy season water level tend to get higher than the dry season period in September 28.14±1.15 cm follow by October and August 23.33±2.24 and 20.16±0.72 cm, respectively. The average low water level found in April is 15.31±1.27 cm.