Structural and functional diversity indices per sediment layer and total per station.

Community abundance data was averaged over replicates. For total values, relative abundances were first corrected for density differences per sediment layer.群落丰度数据已基于生物学重复样本求取平均值。针对总丰度值，首先对各沉积层的相对丰度进行密度差异校正。