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
20390923	C	T	False	1	0.0	0.182	0.0	False	True	0.00/5	0.00/5	0.00/12	0.60/10	0.00/6		0.00/5	0.00/6	0.00/4
20391009	T	C	False	1		0.0	0.056	False	False	0.00/3	0.00/3	0.00/7	0.00/7	0.00/3	0.00/6	0.25/4	0.00/4	0.00/4
20391011	A	C	False	1		0.0	0.059	False	False	0.00/3	0.00/3	0.00/6	0.00/7	0.00/3	0.00/5	0.25/4	0.00/4	0.00/4
20391023	A	G	False	1		0.167		False	False		0.00/1	0.00/1	0.25/4			0.00/1		0.00/2
20391024	C	T	False	0		0.25		False	True		1.00/1	0.00/1	0.00/2			0.00/1	1.00/1	0.00/1