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
4451038	T	A	True	1	0.25		0.0	False	False	0.25/4				0.00/1	0.00/3	0.00/1		
4451139	T	C	True	0			0.25	False	False	0.00/3		0.00/1	0.00/1	0.00/1	1.00/1		0.00/1	0.00/2
4451155	T	A	True	1	0.25	0.0	0.0	False	False	0.25/4		0.00/1	0.00/2	0.00/1	0.00/1	0.00/2	0.00/3	0.00/2
4451186	A	C	True	1	1.0	0.25	0.143	False	False	1.00/4		0.00/1	0.50/2	0.00/1	0.00/2	0.00/2	0.00/1	0.50/2
4451191	T	C	True	0	0.0	0.25	0.0	False	False	0.00/4		0.00/1	0.50/2	0.00/1	0.00/2	0.00/2	0.00/3	0.00/2
4451192	A	C	True	0		0.25	0.111	False	False	0.00/3		1.00/1	0.00/2	0.00/1	0.00/2	0.33/3	0.00/2	0.00/2
4451195	C	A	True	1	0.25	0.5	0.0	False	False	0.25/4		0.00/1	0.50/2	1.00/1	0.00/2	0.00/3	0.00/2	0.00/1
4451197	T	C	True	1	0.5	0.0	0.0	False	False	0.50/4		0.00/1	0.00/2	0.00/1	0.00/3	0.00/3	0.00/3	0.00/2
4451203	C	A	True	1	0.5	0.0	0.1	False	False	0.50/4		0.00/1	0.00/2	0.00/1	0.00/3	0.33/3	0.00/3	0.00/1
4451206	A	C	True	0	0.0	0.25	0.1	False	False	0.00/4		0.00/1	0.00/2	1.00/1	0.33/3	0.00/3	0.00/3	0.00/1
4451207	T	C	True	0	0.0	0.25	0.0	False	False	0.00/4		0.00/1	0.00/2	1.00/1	0.00/3	0.00/3	0.00/3	0.00/1
4451213	T	G	True	1	0.0	0.0	0.1	False	False	0.00/4		0.00/1	0.00/2	0.00/1	0.25/4	0.00/3	0.00/2	0.00/1
4451240	A	C	True	1	0.0	0.0	0.091	False	False	0.00/5	0.00/1	0.00/1	0.00/2	0.00/1	0.25/4	0.00/3	0.00/3	0.00/1
4451510	A	G	True	1	0.0	0.0	0.071	False	False	0.00/9	0.00/6	0.00/4	0.00/3		0.00/5	0.00/1	0.00/4	0.25/4