Fig. 3

The characteristics of the mitogenome of T. yangi within the context of other congeners. Notes: Pictures show the GC and AT skews (A) and relative synonymous codon usage (RSCU) of T. yangi (B), the Ka/Ks ratio of 13 PCGs among 29 species of Triplophysa (C) and the nucleotide diversities according different groups (D)