Across the silty bed is a thick carpet of grass and plankton.

在沙覆盖的海床上，铺展着一层厚厚的海草和浮游生物地毯。

Possibly due to silty deposits brought on by flooding.

可能是由于洪的淤沉积所。

The tunnel was mainly in silty clay (III).

道主要由淤质粘土(III)构成。

Long and strong toe bones, similar  to those found in modern shorebirds, suggested they have the ability  to walk in muddy or silty soil.

长而强壮的脚趾骨，类似于现代滨鸟的脚趾骨，表明它们有能力在泞或淤土壤中行走。