Table 7. Pairwise Jost’s D_est (upper diagonal) and F’_ST (below diagonal) of Prochilodus magdalenae samples among sites of the rivers Cauca and Magdalena.

River	Sampling site	1	2	3	4	5	6	7	8	9
Cauca	1. S1		0.023	0.069	0.050	0.000	0.066	0.014	0.056	0.023
	2. S2	0.011		0.059	0.006	0.007	0.020	0.020	0.036	−0.003
	3. S3	0.014	0.013		0.023	0.018	0.096	0.043	0.060	0.001
	4. S4	0.012	0.009	0.010		0.007	0.062	0.045	0.056	0.018
	5. S5	0.009	0.009	0.010	0.008		0.050	0.013	0.021	0.015
	6. S6a	0.013	0.010	0.016	0.012	0.011		0.052	0.038	0.044
	7. S6b	0.011	0.012	0.013	0.012	0.010	0.013		0.073	0.002
	8. S6c	0.013	0.011	0.013	0.012	0.010	0.011	0.014		0.003
	9. S8	0.009	0.008	0.009	0.008	0.008	0.010	0.009	0.008
Magdalena	1. Pijiño		0.046	0.081	0.092	0.039	0.038	0.414	0.387	0.312
	2. Mompox	0.018		0.014	0.027	−0.001	0.006	0.325	0.358	0.216
	3. Palomino	0.020	0.016		0.082	0.006	−0.019	0.416	0.373	0.273
	4. Rio Viejo	0.019	0.015	0.018		−0.005	0.013	0.400	0.411	0.277
	5. Llanito	0.014	0.012	0.012	0.011		−0.041	0.381	0.395	0.245
	6. Barrancabermeja	0.016	0.014	0.012	0.013	0.008		0.356	0.350	0.238
	7. Chucurí	0.036	0.029	0.035	0.032	0.031	0.031		0.018	0.059
	8. Puerto Berrío	0.035	0.031	0.033	0.033	0.032	0.031	0.011		−0.006
	9. Palagua	0.028	0.022	0.026	0.024	0.022	0.023	0.012	0.009

Note:

S6a: Floodplain Lake Grande, S6b: Floodplain Lake Caimanera F, S6c: Guaranda. Values in bold denote statistical significance after Bonferroni correction (Cauca: P < 0.0005; Magdalena: P < 0.0001).