#OTU ID	Taxonomy	Count
SRR12852788_1	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales,f:Methanoregulaceae,g:Candidatus_Methanoregula	25
SRR12852788_10	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales,f:Methanoregulaceae,g:Methanolinea	24
SRR12852788_100	k:Bacteria,p:Bacteroidetes,c:Bacteroidia,o:Bacteroidales	7
SRR12852788_101	k:Bacteria,p:Actinobacteria,c:Actinobacteria,o:WCHB1-81,f:At425_EubF1	6
SRR12852788_102	k:Archaea,p:Crenarchaeota	6
SRR12852788_103	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	3
SRR12852788_104	k:Bacteria,p:KSB3	8
SRR12852788_105	k:Bacteria,p:Proteobacteria,c:Betaproteobacteria	14
SRR12852788_106	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:S0208	7
SRR12852788_107	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	36
SRR12852788_108	k:Archaea,p:Crenarchaeota,c:MBGB	10
SRR12852788_109	k:Archaea,p:Crenarchaeota,c:MBGB	4
SRR12852788_11	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales,f:Methanoregulaceae	31
SRR12852788_110	k:Bacteria,p:Spirochaetes,c:[Leptospirae],o:[Leptospirales],f:Sediment-4,g:SJA-88	11
SRR12852788_111	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	16
SRR12852788_112	k:Bacteria,p:Caldithrix,c:Caldithrixae,o:Caldithrixales,f:Caldithrixaceae,g:LCP-26	4
SRR12852788_113	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae,g:Desulfobacca	7
SRR12852788_114	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	10
SRR12852788_115	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	12
SRR12852788_116	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:DHVEG-1	19
SRR12852788_117	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	8
SRR12852788_118	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	18
SRR12852788_119	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Desulfobacterales,f:Desulfobacteraceae,g:Desulfococcus	3
SRR12852788_12	k:Archaea,p:Euryarchaeota,c:Methanobacteria,o:Methanobacteriales,f:Methanobacteriaceae,g:Methanobacterium,s:Methanobacterium_beijingense	4
SRR12852788_120	k:Archaea,p:Crenarchaeota,c:MBGB	5
SRR12852788_121	k:Bacteria,p:Acidobacteria,c:DA052,o:Ellin6513	5
SRR12852788_122	k:Bacteria,p:OP8,c:OP8_1	4
SRR12852788_123	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:GCA004	4
SRR12852788_124	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	4
SRR12852788_125	k:Bacteria,p:TM6,c:SJA-4	3
SRR12852788_126	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	3
SRR12852788_127	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	21
SRR12852788_128	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	12
SRR12852788_129	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	14
SRR12852788_13	k:Archaea,p:[Parvarchaeota],c:[Parvarchaea],o:WCHD3-30	4
SRR12852788_14	k:Bacteria,p:Spirochaetes,c:Spirochaetes,o:Spirochaetales,f:Spirochaetaceae	5
SRR12852788_16	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanosarcinales,f:Methanosaetaceae,g:Methanosaeta	13
SRR12852788_17	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae,g:Desulfobacca	11
SRR12852788_18	k:Archaea,p:Crenarchaeota,c:MCG	17
SRR12852788_19	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:GCA004	3
SRR12852788_2	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanosarcinales,f:Methanosaetaceae,g:Methanosaeta	15
SRR12852788_20	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophobacteraceae	14
SRR12852788_21	k:Bacteria,p:Proteobacteria,c:Betaproteobacteria,o:Burkholderiales,f:Comamonadaceae,g:Rhodoferax	5
SRR12852788_22	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:GOUTA19	4
SRR12852788_23	k:Bacteria,p:Proteobacteria,c:Epsilonproteobacteria,o:Campylobacterales,f:Helicobacteraceae,g:Sulfuricurvum,s:Sulfuricurvum_kujiense	71
SRR12852788_24	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:GCA004	18
SRR12852788_25	k:Archaea,p:Crenarchaeota,c:MCG	15
SRR12852788_26	k:Bacteria,p:Planctomycetes,c:Planctomycetia,o:Pirellulales,f:Pirellulaceae	4
SRR12852788_27	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	63
SRR12852788_28	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	86
SRR12852788_29	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria	27
SRR12852788_3	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales,f:Methanoregulaceae,g:Candidatus_Methanoregula	25
SRR12852788_30	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	20
SRR12852788_31	k:Bacteria,p:Acidobacteria,c:OS-K	24
SRR12852788_32	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:SHA-20	4
SRR12852788_33	k:Bacteria,p:Spirochaetes,c:Spirochaetes,o:Spirochaetales,f:Spirochaetaceae	17
SRR12852788_34	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:GCA004	7
SRR12852788_35	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	5
SRR12852788_36	k:Bacteria,p:WS3,c:PRR-12	6
SRR12852788_37	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae	12
SRR12852788_38	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	5
SRR12852788_39	k:Bacteria,p:Proteobacteria,c:Epsilonproteobacteria,o:Campylobacterales,f:Helicobacteraceae,g:Sulfurimonas	6
SRR12852788_4	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales,f:Methanoregulaceae,g:Methanolinea	31
SRR12852788_40	k:Bacteria,p:OP8,c:OP8_1,o:SHA-124	14
SRR12852788_41	k:Bacteria,p:Acidobacteria,c:Acidobacteria-6,o:CCU21	5
SRR12852788_42	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:[Methanomassiliicoccaceae]	4
SRR12852788_43	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Desulfarculales,f:Desulfarculaceae	8
SRR12852788_44	k:Bacteria,p:Spirochaetes,c:[Brachyspirae],o:[Brachyspirales],f:A0-023	7
SRR12852788_45	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:TMEG	5
SRR12852788_46	k:Bacteria,p:Chloroflexi,c:Dehalococcoidetes,o:Dehalococcoidales	7
SRR12852788_47	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:envOPS12	6
SRR12852788_48	k:Bacteria,p:Bacteroidetes,c:Bacteroidia,o:Bacteroidales	10
SRR12852788_49	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	11
SRR12852788_5	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales	5
SRR12852788_50	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:DHVEG-1	39
SRR12852788_51	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:BPC076	24
SRR12852788_52	k:Archaea,p:Crenarchaeota,c:MBGB	18
SRR12852788_53	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:BPC076	59
SRR12852788_54	k:Archaea,p:Crenarchaeota,c:MBGB	3
SRR12852788_56	k:Bacteria,p:WS3,c:PRR-12,o:Sediment-1,f:MSB-4E2	3
SRR12852788_57	k:Bacteria,p:Proteobacteria,c:Betaproteobacteria,o:Hydrogenophilales,f:Hydrogenophilaceae,g:Thiobacillus	10
SRR12852788_58	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	38
SRR12852788_59	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	17
SRR12852788_6	k:Archaea,p:Euryarchaeota,c:ANME-1	3
SRR12852788_60	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:BPC076	8
SRR12852788_61	k:Bacteria,p:Chloroflexi,c:Dehalococcoidetes,o:Dehalococcoidales,f:Dehalococcoidaceae	4
SRR12852788_62	k:Bacteria,p:GN04	12
SRR12852788_63	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	3
SRR12852788_64	k:Bacteria,p:Proteobacteria,c:Alphaproteobacteria,o:Rhizobiales,f:Hyphomicrobiaceae,g:Rhodoplanes	12
SRR12852788_65	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	5
SRR12852788_66	k:Bacteria,p:Spirochaetes,c:Spirochaetes,o:Spirochaetales,f:Spirochaetaceae	14
SRR12852788_67	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae,g:Desulfobacca	6
SRR12852788_68	k:Bacteria,p:Proteobacteria,c:Betaproteobacteria	3
SRR12852788_69	k:Bacteria,p:OP3	3
SRR12852788_7	k:Archaea,p:[Parvarchaeota],c:[Parvarchaea],o:YLA114	4
SRR12852788_70	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:[Methanomassiliicoccaceae]	30
SRR12852788_72	k:Archaea,p:Crenarchaeota,c:MCG	16
SRR12852788_73	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:FW,g:4-29	6
SRR12852788_74	k:Bacteria,p:Acidobacteria,c:BPC102,o:MVS-40	25
SRR12852788_75	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:envOPS12	8
SRR12852788_76	k:Archaea,p:Euryarchaeota,c:Thermoplasmata,o:E2,f:[Methanomassiliicoccaceae]	5
SRR12852788_77	k:Archaea,p:Crenarchaeota,c:MBGB	15
SRR12852788_78	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	10
SRR12852788_79	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:SB-34	16
SRR12852788_8	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales	8
SRR12852788_80	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:CFB-26	4
SRR12852788_81	k:Archaea,p:Crenarchaeota,c:MCG,o:pGrfC26	15
SRR12852788_82	k:Bacteria,p:OP8,c:OP8_1	11
SRR12852788_83	k:Bacteria,p:Acidobacteria,c:Acidobacteria-6,o:iii1-15	16
SRR12852788_84	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	45
SRR12852788_85	k:Bacteria,p:Verrucomicrobia,c:[Methylacidiphilae],o:S-BQ2-57	8
SRR12852788_86	k:Bacteria,p:OD1	7
SRR12852788_87	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	6
SRR12852788_88	k:Bacteria,p:Chloroflexi,c:Anaerolineae,o:GCA004	16
SRR12852788_89	k:Bacteria,p:OP9,c:JS1,o:SB-45	7
SRR12852788_9	k:Archaea,p:Euryarchaeota,c:Methanomicrobia,o:Methanomicrobiales	17
SRR12852788_90	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	5
SRR12852788_91	k:Bacteria,p:Bacteroidetes,c:Bacteroidia,o:Bacteroidales	15
SRR12852788_92	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae]	4
SRR12852788_93	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae,g:Desulfobacca	9
SRR12852788_94	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria	12
SRR12852788_95	k:Bacteria,p:KSB3	9
SRR12852788_96	k:Bacteria,p:Chloroflexi,c:S085	8
SRR12852788_97	k:Bacteria,p:Planctomycetes,c:Phycisphaerae,o:MSBL9	17
SRR12852788_98	k:Bacteria,p:Proteobacteria,c:Deltaproteobacteria,o:Syntrophobacterales,f:Syntrophaceae,g:Desulfobacca	19
SRR12852788_99	k:Bacteria,p:Nitrospirae,c:Nitrospira,o:Nitrospirales,f:[Thermodesulfovibrionaceae],g:LCP-6	6