Table 2. Numbers of unique loci to each population and of shared loci between the Gunsan and Chinese populations of Urechis spp., obtained by DNA analysis using six oligonucleotides primers

Primer No. of unique loci to each population No. of shared loci between the two populations
Gunsan Chinese
OPA-17 22 11 22
OPB-20 11 33 0
OPC-01 11 11 0
OPC-04 0 44 0
OPC-09 0 22 0
OPD-05 22 33 22
Total 66 154 44
Average no. per primer 11 25.67 7.33