Table 4. Pairwise F _ST (above diagonal) and associated P-value (below diagonal) among pooled sampling sites.

	Gulf of Cádiz	Alboran Sea	Northwestern Mediterranean coast
Gulf of Cádiz	–	0.018	0.032
Alboran Sea	0.017*	–	0.028
Northwestern Mediterranean coast	0.017*	0.017*	–

Gulf of Cadiz (Atlantic coast): Isla Canela and Doñana. Alboran Sea (southwestern Mediterranean coast): Caleta de Vélez and Cabo de Gata.

Northwestern Mediterranean Coast: Gandía, Sant Carles de la Ràpita and Roses. *Significant P-value.