Table 2.

Pairwise genetic differentiation between putative populations for the microsatellite loci and the mtDNA control region

	Microsatellite				mtDNA
	NC	CL	MH	RN	NC	CL	MH	RN
NC	0.00	0.77	<10−5	<10−5	0.00	0.58	0.01	0.04
CL	−0.00	0.00	<10−5	<10−5	−0.01	0.00	0.00	0.11
MH	0.05	0.07	0.000	<10−5	0.11	0.10	0.00	<10−5
RN	0.05	0.06	0.09	0.00	0.06	0.03	0.25	0.00

NC, Necochea; CL, Claromecó; MH, Monte Hermoso; RN, Río Negro. F _ST values are shown below the diagonal and p‐values are shown above the diagonal.

Significant values at p < .01 (for microsatellite loci) and p < .02 (for mtDNA) are shown in bold.