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
58641990	G	T	False	1		0.048	0.0	False	False	0.00/3	0.00/6	0.00/7	0.25/4	0.00/4	0.00/3	0.00/8	0.00/8	0.00/6
58642000	C	A	False	1		0.143	0.0	False	False	0.00/2	0.25/4		0.00/1	0.00/2		0.00/2	0.00/1	0.00/3
58642001	C	A	False	1		0.143	0.0	False	False	0.00/2	0.25/4		0.00/1	0.00/2		0.00/2	0.00/1	0.00/3
58642020	G	A	True	2		0.611	0.0	True	True	0.00/3	0.86/7	0.40/5	0.67/3	0.33/3	0.00/2	0.00/7	0.00/5	0.00/7
58642056	A	G	False	1	0.0	0.031	0.0	False	False	0.00/7	0.00/13	0.00/6	0.25/4	0.00/9	0.00/4	0.00/9	0.00/9	0.00/10