Table 4. Social network measures calculated for Indo-Pacific humpback dolphins in Xiamen Bay (mean±SE).

	Strength (SE)	P	Eigenvector centrality (SE)	P	Reach (SE)	P	Clustering coefficient (SE)	P
SE: Standard error. P: P-value. *: P<0.025 or P>0.975.
2007–2010 full network	6.30 (2.28)	0.81	0.15 (0.11)	0.00*	44.68 (21.04)	0.56	0.44 (0.10)	0.33
2007–2010 IIs-presence	6.69 (2.33)	0.91	0.15 (0.10)	0.00*	50.04 (22.48)	0.31	0.45 (0.09)	0.84
2017–2019 full network	4.24 (1.31)	1.00*	0.15 (0.06)	0.02*	19.62 (6.98)	0.80	0.28 (0.06)	0.16
2017–2019 IIs-presence	4.47 (1.32)	0.95	0.16 (0.06)	0.02*	21.66 (7.03)	0.77	0.33 (0.06)	0.97