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
21784425	C	A	False	1	1.0	0.0	0.8	False	False	1.00/4	0.00/4		0.00/2	0.00/3	1.00/2		0.00/1	1.00/2
21784435	T	C	False	1	0.0	0.042	0.04	False	False	0.00/6	0.00/5	0.00/5	0.11/9	0.00/5	0.00/9	0.00/4	0.25/4	0.00/8
21784438	A	T	False	1	0.0	0.0	0.04	False	False	0.00/6	0.00/5	0.00/5	0.00/9	0.00/4	0.00/8	0.25/4	0.00/5	0.00/8
21784439	A	T	False	1	0.167	0.0	0.04	False	False	0.17/6	0.00/5	0.00/5	0.00/9	0.00/4	0.00/8	0.25/4	0.00/5	0.00/8
21784441	C	T	False	0		0.0	0.4	False	True	0.00/3	0.00/4		0.00/2	0.00/2	1.00/1		0.00/2	0.50/2
21784442	G	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/1	0.00/5	0.00/7	0.00/2	0.00/7	0.00/3	0.00/3	0.00/6
21784465	T	C	False	2	0.714	0.0	0.115	False	False	0.71/7	0.00/4	0.00/5	0.00/8	0.00/4	0.14/7	0.00/7	0.00/5	0.29/7
21784479	C	G	False	1		0.091	0.0	False	False	0.00/3	0.00/4	0.00/1	0.00/2	0.25/4	0.00/1	0.00/1	0.00/1	0.00/2
21784504	C	A	False	1	1.0	0.0		False	False	1.00/4	0.00/4	0.00/2	0.00/2	0.00/4	1.00/1	0.00/1	0.00/1