Motility of Campylobacter concisus UNSWCD following growth in liquid medium of varying viscosities. Vertical lines associated with histogram bars represent the standard error of the mean. Results were analysed using a one-way ANOVA test. In addition, tukey’s post hoc multiple comparisons test was conducted to ascertain statistically significant differences. Symbols sharing the same letter, are not statistically different (p>0.05) to each other.