Additional file 8.

Frequency distributions of eco-morphological phenotypes and the deviations from normality. Frequency histograms (left) and normal probability plots (compared to expected proportions under a single normal distribution) (right) for (A) absolute lip size standardized by body length, (B) PC1 of body shape, (B) PC1 of pharyngeal jaw shape, (C) MDS1 for diet inferred from stomach contents and stable isotope values of (D) 13C and (E) 15N indicative of trophic niche. See Table 2 and text for further information.

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Elmer et al. BMC Biology 2010 8:60   doi:10.1186/1741-7007-8-60