Additional file 1: Table S1.

Energy available for microbial respiration. Figure S1. Collectors curves showing how the total richness of the bacterial community increases with greater sampling depth. Figure S2. Collectors curves showing how the total richness of the archaeal community increases with greater sampling depth. Figure S3. Available energy (∆GA) for either the anaerobic oxidation of methane (AOM) or methanogenesis with increasing amounts of dihydrogen (H2) in Mahomet aquifer groundwater. Figure S4. Multidimensional scaling (MDS) ordination of the Bray-Curtis coefficients of similarity for attached microbial communities in the Mahomet aquifer. Figure S5. Multidimensional scaling (MDS) ordination of the Bray-Curtis coefficients of similarity for suspended microbial communities in the Mahomet aquifer.

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Flynn et al. BMC Microbiology 2013 13:146   doi:10.1186/1471-2180-13-146