#Database_OTU Count Abundance Taxonomy 1133089 2 0.333333 Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales; Helicobacteraceae; Helicobacter; Unclassified; otu_1133089 4336814 2 0.666667 Bacteria; Proteobacteria; Alphaproteobacteria; SAR11_clade; Surface_1; Candidatus_Pelagibacter; Unclassified; otu_4336814