zone. The structures formed part of the sea bottom, which indicates
Present day or recent tectonics activities. These evidences confirm USGS seismicity maps. Sediment supply from the onshore Sulawesi is also active. Line 28 shows an indication of recent sediment accumulation in the south of the section. Line 30 shows a steeper slope in the south of the section which may also caused by sediment supply from onshore Sulawesi.