pos	ref	alt	in_target	n_oysters_with_alt	alt_freq_Pum	alt_freq_Qui	alt_freq_Rio	pop_differentiated	cpg_destroying	Pum1	Qui1	Qui2	Qui3	Qui4	Rio1	Rio2	Rio3	Rio4
53421254	T	A	False	1		0.034	0.03	False	False		0.00/6	0.00/9	0.00/10	0.25/4	0.00/8	0.00/8	0.00/7	0.10/10
53421255	A	G	False	1		0.034	0.061	False	False		0.00/6	0.00/9	0.00/10	0.25/4	0.00/8	0.00/8	0.14/7	0.10/10
53421257	T	A	False	1		0.034	0.0	False	False		0.00/6	0.00/9	0.00/10	0.25/4	0.00/8	0.00/8	0.00/7	0.00/10
53421258	A	G	False	1		0.034	0.0	False	False		0.00/6	0.00/9	0.00/10	0.25/4	0.00/9	0.00/8	0.00/7	0.00/10
53421260	T	A	False	1		0.033	0.0	False	False		0.00/6	0.00/9	0.00/11	0.25/4	0.00/9	0.00/8	0.00/7	0.00/10
53421284	A	G	False	1		0.032	0.026	False	False		0.25/4	0.00/10	0.00/13	0.00/4	0.00/9	0.00/8	0.00/7	0.07/14
53421315	A	G	False	1		0.062	0.0	False	False	0.00/2	0.25/4	0.10/10	0.00/14	0.00/4	0.00/9	0.00/10	0.00/10	0.00/18