#Database_OTU Count Abundance Taxonomy 219934 1 0.666667 Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales; Rhodospirillaceae; Rhodospirillaceae_Group; Unclassified; otu_219934 226359 1 0.333333 Bacteria; Bacteroidetes; Sphingobacteria; Sphingobacteriales; Chitinophagaceae; Chitinophagaceae_Group; Unclassified; otu_226359