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. 2018 Apr 4;6:e4581. doi: 10.7717/peerj.4581

Figure 2. Discriminant Analysis of Principal Components for Channa argus single-nucleotide polymorphism data.

Figure 2

Cluster 1 contains all 18 individuals from Arkansas. Cluster 2 contains 13 individuals: all 10 from Lower Hudson River basin and all three from the Chinatown, Manhattan fish market. Cluster 3 contains 52 individuals: 51 from Potomac River basin and one from Upper Hudson River basin. Cluster 4 contains 59 individuals: 57 from Upper Hudson River basin and two from Potomac River basin. Cluster 5 contains 23 individuals: one from Potomac River basin (Delaware River), one from Upper Hudson River basin, and all 21 individuals from Philadelphia.