Table 3.

Alpha diversity metrics (rarefied at 10,780 sequences) of gut microbial communities of trout fed with Ctrl or Hi15 diets. All data are reported as mean values (n = 8) ± SD. Significant p values are in italic

Item	Ctrl	Hi15	p value
Observed OTUs	229.25 ± 57.68	370.50 ± 131.84	0.02
Chao 1	259.13 ± 70.03	421.93 ± 142.40	0.01
Faith-PD	4.52 ± 1.21	5.48 ± 1.77	0.11
Shannon	4.85 ± 0.42	5.39 ± 0.82	0.09
Evenness	0.62 ± 0.05	0.64 ± 0.05	0.60