Table 1 Alpha diversity metrics of gut microbial communities in sea bream fed with three experimental diets

Reads

52,248 ± 14,709

49,553 ± 17,950

53,334 ± 15,413

Observed OTUs

53.0 ± 4.2

47.4 ± 8.8

49.0 ± 6.1

Good’s coverage

0.99 ± 0.00

0.99 ± 0.00

0.99 ± 0.00

PD whole tree

6.1 ± 0.4^ab

5.4 ± 1.0^b

6.5 ± 0.9^a

Chao1

56.2 ± 4.9

49.6 ± 9.4

52.5 ± 7.9

Shannon

1.8 ± 0.2^a

1.7 ± 0.1^ab

1.6 ± 0.2^b

Simpson

0.5 ± 0.1

0.5 ± 0.0

0.5 ± 0.1