Table 2. Diversity indices of symbiont assemblage (12 species) on blue swimming crab (Portunus pelagicus) following distribution sites, and geographic defined populations (north, central, and south)

	HP	QN	KH	PY	KG	PQ	North (N)	Central (C)	South (S)	U1 (C-S)	U2 (C-N)	U3 (S-N)
Shannon index (H)	0.588	0.533	0.706	0.538	0.656	0.595	0.609	0.701	0.661	43	57	45
Evenness (E)	0.564	0.512	0.678	0.516	0.608	0.623	0.565	0.673	0.613	43	57	45
Berger-Parker index (d)	0.558	0.436	0.332	0.617	0.388	0.329	0.339	0.258	0.249	20	34	49
Simpsons index (S)	0.365	0.343	0.24	0.413	0.257	0.264	0.533	0.438	0.365	22	71)	30
Species richness	2.603	5.321	2.891	3.412	3.702	3.702	3.538	3.103	4.054	21	26	15

Bold values indicated highest values.
Significant difference.
U, Mann-Whitney test.