Analysis of sedimentation rate on the coast of Selat Baru, Bengkalis Regency, Riau. This research was conducted in March 2023 at the Mouth of Jangkang River, Tourist Beach, and the Mouth of Liong River, Bengkalis Regency, Riau. The method used in this research is a survey method, involving observation and sample collection conducted at the research location. Based on the results of field sample…