#Database_OTU Count Abundance Taxonomy 565174 15 0.00475587 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanosphaera; Unclassified; otu_565174 104130 728 0.461636 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_104130 153647 1670 0.529486 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanosphaera; Unclassified; otu_153647 151893 1 0.000317058 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobacteriaceae_Group; Unclassified; otu_151893 152466 12 0.00380469 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanosphaera; Unclassified; otu_152466