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Mean species richness (A), Shannon–Weiner diversity (B) and mean pairwise phylogenetic distance (C) in exclosure (grey bars) and control (blue bars) areas across all years (2006–2012, excluding 2007). Different letters indicate statistical significance between groups at the P < 0.05 level, as tested using ANOVA in a linear mixed effects model. Error bars are ±1 SE.
