Mapping of shallow marine habitats using Sentinel-2A satellite imagery with OBIA method in Tanjung Kelayang coastal area, Belitung IslandAdinda Praditha Nuraini, Setyo Budi Susilo, Risti Endriani Arhatin, Syamsul Bahri Agus and James Parlindungan PanjaitanBIO Web Conf., 220 (2026) 05010DOI: https://doi.org/10.1051/bioconf/202622005010