Principle component analysis of Fst values. (A). Chanos chanos (B). Drepane longimana (C). Lactarius lactarius (D). Myripristis botche (E). Pampus argenteus (F). Plotosus lineatus PCA is based on Fst analysis of sequence data of species population. Countries falling in one dimension have individuals more close to each other as compared to those falling in different dimensions.