PT Pertamina Hulu Energi Offshore North West Java (PHE-ONWJ) together with the Center for Environmental Research (PPLH) IPB University initiated the coral reef transplant activity in the Sukakerta Village area, Cilamaya Wetan District, Karawang Regency, 9-11/8. In addition to being famous as a rice barn in West Java, Karawang Regency also keeps a spot of marine biodiversity in the form of coral reefs that has not been widely disclosed. Sukakerta village has several patch reefs, including the Sendulang Coral, Pasir Island Coral, Arengan Coral, Bandengan Coral, Bengkok Coral, Kapalan Coral, and Kapitan Coral with an area of approximately 121.67 hectares.