层序I，由海槽西北部陆坡可以连续追踪至海槽区域，为全新世松软沉积物。

Sequence I can be distinguished from the northwest slope to trough basin and is Holocene softy sediments.

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这种物种称为沿岸拟仙女虫(Paranais litoralis)，属于一种名为贫毛类(naidids)古老蠕虫家族的一部分，通常栖息在溪流池塘边沿的松软沉积物中。

That species, Paranais litoralis, is part of an ancient family of worms called naidids that settle in thesoft sediments alongside streams and ponds.

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在使用常规管状取样器对松软或轻微固结的沉积物取样时，沉积物样品的扰动总是不可避免的。

While the soft or lightly clotty sediment is sampled with general pipe cores, it is always inevitable that sediment samples are disturbed.

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