Table 1.
Genetic diversity of P. canaliculata populations from Thailand and other geographical regions based on mitochondrial cytochrome coxidase I gene sequences
| Populations | Number of samples | Haplotypes | Haplotype diversity (h), mean ± SD | Nucleotide diversity (π), mean ± SD | ||
| Number of haplotypes | Shared haplotypes | Unique haplotype | ||||
| Thailand | 29 | 8 | 3 | 5 | 0.6281 ± 0.0894 | 0.0257 ± 0.0138 |
| Argentina | 9 | 5 | 2 | 3 | 0.8056 ± 0.1196 | 0.0263 ± 0.0154 |
| Chile | 4 | 1 | - | 1 | 0 | 0 |
| China | 32 | 7 | 4 | 3 | 0.6956 ± 0.0666 | 0.0268 ± 0.0142 |
| Hong Kong | 2 | 1 | 1 | - | 0 | 0 |
| Indonesia | 3 | 1 | 1 | - | 0 | 0 |
| Japan | 11 | 4 | 4 | - | 0.7455 ± 0.0978 | 0.0310 ± 0.0175 |
| Malaysia | 13 | 2 | 2 | - | 0.2821 ± 0.1417 | 0.0130 ± 0.0079 |
| Myanmar | 1 | 1 | - | 1 | 0 | 0 |
| Papua New Guinea | 1 | 1 | 1 | - | 0 | 0 |
| Philippines | 6 | 3 | 2 | 1 | 0.7333 ± 0.1552 | 0.0359 ± 0.0221 |
| Taiwan | 3 | 3 | 2 | 1 | 1.0000 ± 0.2722 | 0.0401 ± 0.0315 |
| United States | 3 | 1 | 1 | - | 0 | 0 |
| Uruguay | 5 | 4 | 1 | 3 | 0.9000 ± 0.1610 | 0.0312 ± 0.0203 |
| Total | 122 | 42 | 24 | 18 | 0.8533 ± 0.0218 | 0.0361 ± 0.0183 |