Group- and cluster-size distributions by season. Top row shows the group size distributions. Inverted triangles show the mean group sizes (see Table 2). Bottom row shows the size of Girvan-Newman clusters ranked by size. The horizontal dashed lines show the mean cluster size (see Table 2).
de Silva et al. BMC Ecology 2011 11:17 doi:10.1186/1472-6785-11-17