A lot of buried paleo-channels, paleo-lakes and river mouth paleo-delta formed during the low stand of sea level at the end of Late Pleistocene and Early Holocene were found with the use of high resolution geophysical instruments. Some of the southward flowing paleo-rivers emptied their load into paleo-lake and some flowing southward and southeastward emptied their load into paleo-South China Sea. Data of the depth of buried paleo-channels show the sea level was the lowest at about -130-140m and it had stay...
【正文快照】
更新世以来,世界海平面曾发生了巨大变化。这种变化涉及到我国各海区,位于北部湾东南部的莺歌海陆架区,也曾经历了抢桑变化。有关学者研究指出,南海北部及北部湾海底,水深20m和50m附近存在着古海岸线〔里一31,那里发现有作为古海岸线重要标志的一 口 口 O 图1调查区位置F 19.1
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