Species and habitats - Porifera - Multi-annual Abundance in October - CGFS (...

Biologic data have been expressed in abundance (numbers or density values (nbr/km²)) and always required to be log-transformed using a log10(x+1) transformation.生物数据通常以丰度形式表达，即个体数量或密度值（单位：个/平方千米（nbr/km²)），且均需采用log10(x+1)变换完成对数转换。