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
53657435	G	T	False	1	0.0	0.0	0.1	False	False	0.00/6	0.00/3	0.00/4	0.00/10	0.00/5	0.25/4	0.00/6	0.14/7	0.00/3
53657438	C	G	False	1	0.0	0.077	0.0	False	False	0.00/8	0.25/4	0.00/1	0.00/4	0.00/4	0.00/4		0.00/3	0.00/4
53657440	G	T	False	1	0.0	0.045	0.0	False	False	0.00/6	0.00/3	0.25/4	0.00/11	0.00/4	0.00/3	0.00/6	0.00/6	0.00/3
53657473	T	G	False	1	0.0	0.079	0.1	False	False	0.00/12	0.17/12	0.00/4	0.07/15	0.00/7	0.33/6	0.00/5	0.00/9	0.10/10
53657476	C	G	False	1	0.0	0.118	0.111	False	False	0.00/5	0.29/7	0.00/2	0.00/4	0.00/4	0.17/6		0.00/4	0.12/8
53657477	A	T	False	1	0.0	0.027	0.0	False	False	0.00/12	0.00/12	0.25/4	0.00/15	0.00/6	0.00/7	0.00/5	0.00/8	0.00/11
53657479	A	C	False	1	0.0	0.027	0.0	False	False	0.00/11	0.00/12	0.25/4	0.00/15	0.00/6	0.00/7	0.00/5	0.00/8	0.00/11
53657484	G	A	False	3	0.0	0.2	1.0	True	True	0.00/7	0.33/6	1.00/1	0.09/11	0.00/2	1.00/1	1.00/4	1.00/4	1.00/3
53657504	A	T	False	1	0.0	0.024	0.029	False	False	0.00/13	0.00/17	0.25/4	0.00/15	0.00/5	0.14/7	0.00/3	0.00/11	0.00/14