Abundance of macrobenthos organisms in the northern Wadden Sea in 2010

At each site we analyse the species occurrence by taking 20 replicate samples of 20x20 cm (20 cm depth).

针对每个采样位点，我们通过采集20组规格为20厘米×20厘米、采样深度20厘米的重复样本，对物种出现情况开展分析。