中国生态环境部周四发布了一份关于黄岩岛蓝洞的报告，确认其为中国境内已知的首个珊瑚礁蓝洞。报告详细说明了该蓝洞的物理测量数据及其生态特征。
该蓝洞开口面积约为1491.7平方米，最大直径为56.3米，深度达16.6米。其内部呈漏斗状，底部狭窄，水体浊度呈现出明显的层级差异。
初步的地质年代研究显示，该蓝洞至少形成于3200年前。研究人员指出，该蓝洞及其周边海域拥有丰富的海洋生物多样性。
报告强调了该区域在南海具有重要的生态意义。
中国发布黄岩岛蓝洞调查报告
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