Table 9. Parameter indices for the demographic history test of berried female and wild blue swimming crab

Collecting localities	Tajima’s D	Fu’ s Fs	SSD^a	Rag^b	θ₀^c	θ₁^d
Berried female
Tachana	–0.39553	–24.19740^*	0.02870^*	0.01799	0.00176	22.60488
Chaiya	–1.75102^*	–24.78226^*	0.01971	0.01613	0.00352	20.70796
Donsak	0.13285	–21.63384^*	0.01050	0.00347	15.28594	199.06250
Total	–1.11418^*	–23.67344^*	0.00644^*	0.00381	9.55195	73.67188
Wild crabs
Tachana	–1.21190	–24.11420^*	0.01058	0.00764	0.00000	24.81680
Chaiya	–2.01327^*	–24.41651^*	0.01505^*	0.01419^*	0.00176	44.23828
Donsak	–0.45904	–23.93175^*	0.00733	0.00205	16.91367	248.16406
Total	–1.33353^*	–23.61756^*	0.00471^*	0.00279	10.07578	146.79688

significant differentiation (p < 0.05).
sum of squared deviations.
Raggedness index.
population size before expansion (θ₀ = 2N₀µ).
population size after expansion (θ₁ = 2N₁µ).
SSD, sum of squared deviations.