Because it is located below 23.5 degrees north latitude, that part of the sea bottom within 10-20 meters of the water's surface supported a thriving coral reef.
由於此地位在北緯二十三．五度以南，當斷層被抬升僅離水面一、二十公尺，迎接到普照的陽光，遂成為珊瑚的最愛，因為珊瑚必須與藻類共生以行光合作用。