Species and habitats - Ophiura ophiura - Presence probability (2006-2012)

Abundances were recoded in term of presence-absence. Geostatistical interpolation : the spatial variation of biological data were analysed using GENSTAT (GENSTAT 7 Committee,...依据存在-缺失（presence-absence）规则对丰度数据进行重编码。地质统计插值：使用GENSTAT（GENSTAT 7委员会，……）对生物数据的空间变异特征开展分析。