Substrate making for reef stacked tranplant

Workers mark coral reef substrates with paints in Panongan, Tangerang District, Banten, Wednesday (16/10/2024). Marine And Agricultural Department of DKI Jakarta produces as many as 3.800 substrates for the tranplant activities of 15.200 coral seedlings in Umbrella Island and Tidung Island on 2024 as an effort to preserve marine biota ecosystem. ANTARA FOTO/Sulthony Hasanuddin/foc.