Figure 3From: Genetic differentiation of European grayling (Thymallus thymallus) populations in Serbia, based on mitochondrial and nuclear DNA analysesmtDNA control region haplotype network relating grayling with previously published data [3]. Lines, regardless of length, represent single mutational events and link the haplotypes; small black circles represent missing or theoretical haplotypes; the three haplotypes found in Serbia are in blackBack to article page