The diversity of hydrogen-producing bacteria and methanogens within an in situ coal seam

Table 1 The analysis of bacterial diversity index in coal samples

Coal no.	Seq num	OTU num	ACE index	Chao1 index	Shannon index	Coverage (%)	Simpson
C1	39,766	91	115.83	104.32	1.98	98	0.26
C2	41,667	227	261.37	240.86	1.38	100	0.40
C3	46,582	436	498.10	474.17	3.18	100	0.09
C4	46,471	535	159.95	148.27	1.52	100	0.40
C5	52,593	196	207.55	200.12	2.22	100	0.16
C6	59,965	443	503.16	472.52	1.56	100	0.46
C7	59,986	417	502.79	458.36	1.98	96	0.24
C8	55,497	504	524.73	510.44	2.61	94	0.14
C9	44,387	166	185.59	176.33	1.28	98	0.42
C10	46,216	208	259.89	237.06	1.58	98	0.34

ISSN: 2731-3654