ABSTRACT This research was conducted in May – June 2022 in the waters of Jago-Jago Village, Central Tapanuli. This study aims to determine the abundance and distribution of bivalves in the waters of Jago-Jago Village. The method used is a survey method with purposive sampling of research stations. From the results of research on the types of bivalves found in the coastal waters of Jago-jago V…