Figure 1.

Sampling localities for Clupea pallasii (dots) and C. harengus (circles). For locality codes see Table 1. Color codes reflect genetic population groupings (cf. Figures 2, 3). Observations of historical herring occurrence along the Siberian coast in the warm period of 1930s-1940s [7] are indicated with stars.

Laakkonen et al. BMC Evolutionary Biology 2013 13:67   doi:10.1186/1471-2148-13-67
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