A number of IPB University students from the Department of Resources Management Living Aquatic (MSP) of the Faculty of Fisheries and Marine Sciences (FPIK) carried out the action of planting 100 mangrove seedlings around Pramuka Island, Thousand Islands National Park (TNKS), 3-5/6. The activity was carried out in the context of a field study for the Conservation of Aquatic Biological Resources (KSHP) course and as a form of student concern for the conservation of mangrove ecosystems.