Genetic diversity of two color morphs of Northern snakehead (Channa argus) unveiled by the mitochondrial DNA D-loop region

Figures & data

Figure 1. Schematic diagram of the study area.

Table 1. Genetic diversity parameters of two color morphs C. argus.

Population	‘White’ type C. argus			‘Bicolor’ type C. argus
	RC	NJ	LS	DH	WH	JR	HZ
Sample size	50	50	50	50	50	50	50
S	1	2	1	5	18	5	14
Hp	2	3	2	3	17	3	12
Hd(SD)	0.429 (0.053)	0.505 (0.038)	0.301 (0.070)	0.187 (0.071)	0.911 (0.021)	0.471 (0.051)	0.851 (0.033)
Pi(SD)	0.00047 (0.00006)	0.00057 (0.00005)	0.00033 (0.00008)	0.00066 (0.00025)	0.00300 (0.00022)	0.00157 (0.00018)	0.00326 (0.00023)
K	0.429	0.521	0.301	0.598	2.722	1.426	2.955
Tajima’s D	1.236	0.297	0.4692	−1.126	−1.015	0.672	−0.165

Note: S: number of polymorphic (segregating) site; Hp: number of haplotype; Hd: haplotype (gene) diversity; Pi: nucleotide diversity; K: average number of nucleotide differences; SD: standard deviation.

Table 2. Nm (below diagonal) and F_ST (above diagonal) of two color morphs C. argus.

Population	‘White’ type C. argus			‘Bicolor’ type C. argus
	RC	NJ	LS	DH	WH	JR	HZ
RC	–	−0.00571 (p = 0.459946)	0.01909 (p = 0.16216)	0.83866 (p = 0.00000)	0.33241 (p = 0.00000)	0.64333 (p = 0.00000)	0.60286 (p = 0.00000)
NJ	−44.03283	–	0.07261 (p = 0.05405)	0.82952 (p = 0.00000)	0.34080 (p = 0.00000)	0.63946 (p = 0.00000)	0.60139 (p = 0.00000)
LS	12.84586	3.19305	–	0.85314 (p = 0.00000)	0.32507 (p = 0.00000)	0.65174 (p = 0.00000)	0.60672 (p = 0.00000)
DH	0.04809	0.05137	0.04303	–	0.31518 (p = 0.00000)	0.49428 (p = 0.00000)	0.34809 (p = 0.00000)
WH	0.50208	0.48356	0.51906	0.54319	–	0.21902 (p = 0.00000)	0.25562 (p = 0.00000)
JR	0.13860	0.14095	0.13358	0.25578	0.89144	–	0.38864 (p = 0.00000)
HZ	0.16468	0.16570	0.16205	0.46820	0.72801	0.39326	–

Figure 2. UPGMA tree of two color morphs C. argus.

Figure 3. Haplotypes network of two color morphs C. argus.

Data availability statement

The data that support the findings of this study were available in figshare at https://doi.org/10.6084/m9.figshare.14872083. The sequence data that support the findings of this study are openly available in GenBank of NCBI at (https://www.ncbi.nlm.nih.gov/) under the accession no. MZ450074-MZ450103.