Fig. 3From: Unravelling the importance of the eukaryotic and bacterial communities and their relationship with Legionella spp. ecology in cooling towers: a complex networkRarefied contaminating OTU counts of tower as a function of the respective DOC levels for all sampled cooling towers. The average and standard deviation of each tower is shown. Non-linear regression was used to fit a semi-log curve to the dataBack to article page