ABSTRACT There are now many ecotourism-based tourisms being developed. One of the nature-based tourist attractions, in the case, the mangrove forest is the ecotourism of the mangrove forest of Kampung Nipah, Sei Nagalawan village, Perbaungan District, Serdang Bedagai Regency, North Sumatera Province. This study has four objectives including the following; Indentifying the potential of mang…