Species and habitats - Buccinum undatum - Abundance (CGFS,2007)

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.

生物学数据常以丰度形式表征（即数值或密度值，单位为nbr/km²），且均需采用log10(x+1)变换进行对数转换。