这种物种称为沿岸拟仙女虫(Paranaislitoralis)，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.
该科研小组通过研究从北卡罗来纳州沿岸盐沼中提取的沉积物，计算出这些海平面上升和保持稳定的交替期。
The scientific team calculated these alternating epochs of rising and steady sea levels by examining sediment cores extracted from coastal salt marshes in the state of North Carolina.
这些沉积物是在始新世时期沉积下来的，当时南极沿岸的水温比今天高10度左右。
The sediment was laid down during the Eocene period, a time when the waters off Antarctica were about 10 degrees warmer than they are today.
该图显示水果湖及西南沿岸是东湖沉积物污染的主要区域。
The isogram showed that excess phosphorus loading of sediment in the southwest part was higher than that in the northeast part.
南海北部陆架区29个调查站的表层沉积物样品中，重金属含量较低，明显低于沿岸污染海域。
The heavy metal contents in 29 surficial sediment samples from the continental shelf of the northern South China Sea were significantly lower than those in the samples from the polluted coastal areas.
湾内沉积物中锌、镉、钴和镍的可交换态比例明显高于湾外，体现了沿岸污染径流输入的影响。
The proportions of exchangeable Zn, Cd, Co and Ni in the inner bay were higher than in the outer bay, indicating the impacts of pollutant input along the bank.
湾内沉积物中锌、镉、钴和镍的可交换态比例明显高于湾外，体现了沿岸污染径流输入的影响。
The proportions of exchangeable Zn, Cd, Co and Ni in the inner bay were higher than in the outer bay, indicating the impacts of pollutant input along the bank.
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