The aquatic biota from the late Late Pleistocene was sampled below 46 m in the Well Dacan 1 of Qaidam Basin. They showed a high abundance and high diversity.

• 晚更新世晚期 ,柴达木盆地达参 1井井深 4 6m以下的沉积物内 ,水生生物化石有很高的丰度和分异度。