Fig. 2From: Regional-scale analysis of subtidal rocky shore communityDendrogram from a cluster analysis shows the classification of study sites based on abiotic data assessed with the Euclidian dissimilarity distance and Ward’s linkage method. The three primary classes correspond to A highly turbid sites, B clear, stratified sites and C clear, homogenous sites. Numbers represent the 38 studied sites (referred to Fig. 1)Back to article page