#Database_OTU Count Abundance Taxonomy 153168 17122 0.766068 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_153168 842598 1264 0.0282768 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_842598 4438983 1 4.47417e-05 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_4438983 104130 4568 0.20438 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_104130 152450 55 0.0012304 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_152450