ABSTRACT Teluk Marunggai Nagari Nagari Nyalo Beach is one of the new tourist areas in Pesisir Selatan Regency that will be in high demand by tourists over time, which will have an impact on the life of biota on the beach, including macrozoobenthos. This survey was conducted in March 2023 in the intertidal zone of Marunggai Bay Beach, Nagari Sungai Nyalo, Koto Ampek Tarusan District, Pesis…