Fig. 4. Gephi network diagrams illustrating the fungal OTUs recovered from seawater samples with same water depths. (a) 86 OTUs occurring within M1.1, M3.1 and M7.1 samples; (b) 73 OTUs occurring within M1.2, M3.2, M4.2 and M7.2 samples; (c) 65 OTUs occurring within regions of the M1.3, M4.3 and M7.3 samples; (d) 69 OTUs occurring within regions of the M1.4, M3.4 and M4.4 samples; blue color dot represent samples from L1; red color dot represent samples from L3, green color dot represent samples from L4, purple color dot represent samples from L7.