#Database_OTU Count Abundance Taxonomy 153168 17262 0.967465 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_153168 842598 736 0.0206249 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_842598 544078 1 5.6046e-05 Archaea; Euryarchaeota; Thermoplasmata; E2; Methanomassiliicoccaceae; vadinCA11; Unclassified; otu_544078 104130 203 0.0113773 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_104130 152450 17 0.000476391 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_152450