Tested hypotheses of population genetic structure across potential barriers to gene flow | F-statistics based on Tajima and Nei distance | F-statistics based on haplotype frequency |
---|---|---|
1-Genetic structure across the Gibraltar Strait: | ||
 Atlantic Ocean (Azores, Canary Islands, Sesimbra) vs. Mediterranean Sea (Alboran Sea, Alicante, Valencia, Tarragona, Tyrrhenian Sea, Northern Tunisia, Eastern Tunisia, Tripoli, Istra, Ionian Sea, Aegean-Black seas, Levantine Sea) | ΦSC = 0.040 * ΦST = 0.048 * ΦCT = 0.008 ns | FSC = 0.045 ** FST = 0.044 ** FCT = − 0.001 ns |
2-Genetic structure across the AlmerÃa-Oran Oceanographic Front: | ||
 Atlantic Ocean-Alboran Sea (Azores, Canary Islands, Sesimbra, Alboran Sea) vs. Mediterranean Sea (Alicante, Valencia, Tarragona, Tyrrhenian Sea, Northern Tunisia, Eastern Tunisia, Tripoli, Istra, Ionian Sea, Aegean-Black seas, Levantine Sea) | ΦSC = 0.043 * ΦST = 0.044 * ΦCT = 0.000 ns | FSC = 0.049 ** FST = 0.039 ** FCT = − 0.010 ns |
3-Genetic structure across the Siculo-Tunisian Strait: | ||
 Atlantic Ocean-western Mediterranean (Azores, Canary Islands, Sesimbra, Alboran Sea, Alicante, Valencia, Tarragona, Tyrrhenian Sea, Northern Tunisia) vs. eastern Mediterranean (Eastern Tunisia, Tripoli, Istra, Ionian Sea, Aegean-Black seas, Levantine Sea) | ΦSC = 0.041 * ΦST = 0.045 * ΦCT = 0.003 ns | FSC = 0.048 ** FST = 0.041 ** FCT = − 0.007 ns |
4-Genetic structure across the Peloponnese hydrographic break: | ||
 Atlantic Ocean-western Mediterranean-eastern Mediterranean (Azores, Canary Islands, Sesimbra, Alboran Sea, Alicante, Valencia, Tarragona, Tyrrhenian Sea, Northern Tunisia, Eastern Tunisia, Tripoli, Istra, Ionian Sea) vs. Aegean-Black-Levantine seas | ΦSC = 0.043 * ΦST = 0.044 * ΦCT = 0.000 ns | FSC = 0.046 * FST = 0.042 ** FCT = − 0.004 ns |