Signatures of functional bacteriome structure in a tropical direct-developing amphibian species

Table 1 Topology metrics of similarity-based bacterial networks using Spearman correlations (coefficient ρ > 0.6 and < − 0.6; P ≤ 0.01)

	Network	Edges	Nodes	Avg. clustering coefficient	Avg. shortest path length	Modularity	Graph density	Network diameter	Avg. degree	Bd Prevalence (%)	Avg. sOTU richness
H. binotatus	Observed	3555	724	0.670	5.210	0.670	0.014	15	9.820	0	247 ± 62
H. binotatus	Random			0.014 ± 0.001	3.130 ± 0.003	0.241 ± 0.007	–	5.162 ± 0.369	–
R. ornata	Observed	13,107	1000	0.493	4.093	0.59	0.026	15	26.214	3.8	179 ± 85
R. ornata	Random			0.026 ± 0.00	2.463 ± 0.001	0.128 ± 0.003	–	3.969 ± 0.173	–
B. faber	Observed	5654	881	0.575	5.657	0.809	0.015	15	12.835	29.2	162 ± 70
B. faber	Random			0.015 ± 0.001	2.915 ± 0.002	0.203 ± 0.005	–	4.968 ± 0.176	–
I. henselli	Observed	6146	971	0.45	4.589	0.029	0.013	12	12.659	37.2	202 ± 72
I. henselli	Random			0.013 ± 0.001	2.967 ± 0.001	0.202 ± 0.005	–	4.999 ± 0.032	–

Network metrics for each amphibian species represent those from the observed and respective Erdös-Réyni random networks. Networks include samples from the Serra do Japi landscape only. Bd prevalence and bacterial sOTU richness for each host species are those estimated for Serra do Japi

ISSN: 2524-4671