Table 1.

Samples used for analysis, location, code and summary statistics.

Population	Code	Coordinares	Sample size	mtDNA				nuDNA				Microsatellite
				N of h	H	θπ (%)	θω (%)	N of h	H	θπ (%)	θω (%)	Aa	AR	HO	HE	FIS	HWE
Mainland China
1. Shantou	ST	23.02° N 116.93° E	63	45	0.981	0.451	0.987	16	0.740	0.149	0.398	10.6	7.789	0.563	0.685	0.172	0.160
2. Shenzhen	SZ	21.86° N 114.15° E	40	30	0.985	0.434	0.867	11	0.650	0.100	0.183	9.4	7.907	0.601	0.690	0.109	0.274
3. Yangjiang	YJ	21.31° N 112.19° E	36	33	0.994	0.528	0.889	10	0.680	0.127	0.211	8.5	7.537	0.614	0.685	0.100	0.422
4. Zhanjiang	ZJ	20.90° N 110.88° E	30	28	0.995	0.381	0.665	13	0.702	0.129	0.195	8.2	7.672	0.607	0.702	0.131	0.352
5. Beihai	BH	21.23° N 109.24° E	39	34	0.988	0.422	0.851	13	0.697	0.123	0.253	9.4	8.113	0.628	0.706	0.103	0.185
Taiwan Island
6. Taidong	TD	22.72° N 121.23° E	25	22	0.990	0.511	0.698	12	0.693	0.123	0.202	8.5	8.453	0.555	0.702	0.191	0.189
Hainan Island
7. Sanya	SY	17.89° N 109.60° E	48	40	0.988	0.475	1.029	25	0.812	0.185	0.419	8.8	7.309	0.590	0.681	0.127	0.245
Mean					0.9893	0.465	1.724		0.724	0.139	0.673	9.1	7.826	0.594	0.693

^aNumber of haplotypes; ^bHaplotype diversity; ^c,dNucleotide diversity; ^eAverage number of alleles; ^fMean allelic richness; ^gMean observed heterozygosity; ^hMean expected heterozygosity; ⁱMean level of inbreeding observed; ^jHardy–Weinberg equilibrium.