Table 1 Genera showing significant differences in abundance at different depths in the three regions

Shihezi

Lactobacillus

20.51 ± 0.4

3.37 ± 5.02

2.79 ± 1.83

0.008

Hazenella

7.33 ± 0.35

0.06 ± 1.82

0.03 ± 0.76

0.019

Bacillus

2.88 ± 1.79

0.83 ± 1.78

0.45 ± 5.56

0.038

Rummeliibacillus

1.89 ± 5.63

0.11 ± 0.98

0.04 ± 1.12

0.021

Paenibacillus

1.05 ± 0.44

0.09 ± 1.13

0.05 ± 1.27

0.017

Dehalobacterium

0.58 ± 0.82

0.40 ± 1.57

0.19 ± 0.68

0.012

Desulfotomaculum

0.32 ± 1.74

0.04 ± 1.18

0.03 ± 0.80

0.021

Petrimonas

0.76 ± 5.32

15.58 ± 0.03

7.53 ± 0.01

< 0.001

Fermentimonas

0.65 ± 0.83

6.88 ± 0.40

2.80 ± 0.13

< 0.001

Syntrophomonas

2.48 ± 0.28

8.30 ± 0.55

4.19 ± 0.50

0.006

Sedimentibacter

3.00 ± 0.94

6.68 ± 0.05

4.90 ± 0.02

0.007

Proteiniphilum

0.40 ± 0.31

1.53 ± 0.10

1.02 ± 0.24

0.025

Tepidimicrobium

0.36 ± 0.23

0.76 ± 0.15

0.29 ± 0.06

0.022

Microbispora

1.06 ± 0.4

0.09 ± 0.06

0.09 ± 0.03

0.005

Tepidanaerobacter

0.12 ± 0.39

0.64 ± 0.04

0.41 ± 0.02

0.003

Lutispora

0.21 ± 0.51

0.45 ± 0.08

0.23 ± 0.05

0.038

Thermoactinomyces

0.59 ± 0.05

0.02 ± 0.17

0.07 ± 0.13

0.004

Aminobacterium

2.85 ± 0.04

7.23 ± 0.09

19.20 ± 0.07

0.003

Cloacibacillus

0.36 ± 0.23

0.38 ± 0.01

0.72 ± 0.03

0.005

Gracilibacter

0.06 ± 0.03

0.29 ± 0.10

0.30 ± 0.10

0.021

Xiangyang

Lactobacillus

82.05 ± 3.64

69.23 ± 3.71

54.15 ± 5.14

0.002

Clostridium

2.38 ± 0.42

3.87 ± 0.81

6.58 ± 0.61

< 0.001

Ruminococcus

0.15 ± 0.03

0.36 ± 0.18

0.43 ± 0.10

0.025

Yibin

Lactobacillus

-

1.75 ± 1.11

6.62 ± 2.48

< 0.001

Tissierella

-

0.39 ± 0.06

0.48 ± 0.05

0.031

Nocardia

-

0.1 ± 0.03

0.44 ± 0.16

0.037

Caloribacterium

-

0.11 ± 0.04

0.19 ± 0.06

0.049

Ralstonia

-

0.06 ± 0.03

0.19 ± 0.06

< 0.001