833-841Present study consists the physical characteristics of the coastal water within small bay of Chagar Hutang at Redang Island. Temperature distributions in the bay were in the range of 27.9 30.5°C. Surface current split into two directions, directed to northwest and southeast in diurnal timescale, while bottom current directed to northeast and southwest. Surface water maximum speed recorded was 0.48 m/s and bottom water maximum speed was 0.16 m/s. Tidal current of the study area is of mixed-diurnal tide