#Database_OTU Count Abundance Taxonomy 842598 997 0.209059 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_842598 104130 344 0.144265 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanobrevibacter; Unclassified; otu_104130 153647 3077 0.645209 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanosphaera; Unclassified; otu_153647 152466 7 0.00146781 Archaea; Euryarchaeota; Methanobacteria; Methanobacteriales; Methanobacteriaceae; Methanosphaera; Unclassified; otu_152466