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
53497209	A	G	False	1	0.0	0.103	0.045	False	False	0.00/12	0.00/9	0.25/8	0.20/5	0.00/7	0.07/15	0.00/11	0.00/7	0.09/11
53497233	G	A	False	2		0.222	0.286	False	True	0.00/3	0.40/5		0.00/2	0.00/2	0.20/5	0.33/3	0.00/1	0.40/5
53497250	T	A	False	1	0.077	0.154	0.132	False	False	0.08/13	0.30/10	0.00/6	0.20/5	0.00/5	0.18/11	0.10/10	0.00/7	0.20/10
53497256	C	T	True	5	0.0	0.2	0.923	True	True	0.00/8	0.20/5	0.38/8	0.00/3	0.00/4	0.88/8	1.00/7	1.00/6	0.80/5
53497257	G	A	True	2		0.222	0.214	False	True	0.00/3	0.40/5		0.00/2	0.00/2	0.25/4	0.33/3	0.00/1	0.17/6