我国南沙群岛永暑礁首次发现绿海龟产卵场|人妻人人澡人人添人人爽
中新网广州7月10日电 (记者 王坚)中国科学院南海海洋研究所10日通报称,该所南沙海洋生态环境实验站(南沙站)科研人员联合驻礁环保部门,近日在我国三沙市永暑礁首次发现一处绿海龟产卵场。

中国科学院南海海洋所研究人员介绍,此次发现源于中国科学院岛礁综合研究中心支持的常态化生态环境监测工作。在生态调查中,南沙站科研人员在永暑礁沙滩区域发现深度约30厘米、呈不规则圆形的凹陷,周边散落着翻动的沙粒。这与绿海龟典型的产卵习性高度吻合,疑似海龟产卵后留下的沙坑痕迹。
为确认这一判断,南海海洋研究所南沙站联合驻礁环保部门启动专项调查,通过布设相关监测设备和夜间巡逻查证,科研人员成功获取了海龟在沙滩活动(包括上岸与返回海洋)的影像记录。现场也采集到形态典型的海龟卵样本,卵壳洁白坚韧、直径约4厘米,经鉴定确为绿海龟卵。综上发现,科研人员最终确认该区域已成为绿海龟产卵场。
现场勘察资料显示,沙地上留有清晰的鳍状肢爬痕,延伸至海水边缘,显示出海龟登陆与返回海洋的完整路径。采集到的海龟蛋排列紧密,包裹在湿润的沙层中。上述发现为研究绿海龟的繁殖行为提供了珍贵素材。
绿海龟是国家一级保护动物,新发现的繁殖地对加强该物种保护意义重大。该产卵场位于相较于此前在西沙北岛等地发现的产卵场向南约800公里,印证了南沙海域优良的海洋生态环境为濒危物种提供了适宜的栖息条件。
南海海洋研究所表示,未来,南沙站将联合驻礁环保部门对该区域实施保护性监控,并启动相关环境因子监测,为后续孵化研究奠定基础。这一发现将推动我国南海岛礁生态系统保护体系的完善,为全球海龟保护网络贡献新的数据。(完)
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