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
33380280	C	A	False	1		0.0	0.067	False	False	0.00/1	0.00/2	0.00/3	0.00/1	0.00/4	0.00/3	0.00/5	0.25/4	0.00/3
33380309	C	A	False	1		0.077	0.0	False	False	0.00/1	0.25/4	0.00/3	0.00/1	0.00/5	0.00/4	0.00/6	0.00/5	0.00/3
33380310	C	G	False	1		0.077	0.0	False	False	0.00/1	0.25/4	0.00/3	0.00/1	0.00/5	0.00/4	0.00/6	0.00/5	0.00/3
33380331	G	A	True	4		0.938	0.438	True	True	1.00/3	1.00/5	0.83/6	1.00/2	1.00/3	0.20/5		0.25/4	0.71/7
33380378	C	A	False	1		0.091	0.059	False	False	0.00/2	0.00/3	0.00/3	0.00/1	0.25/4	0.00/4	0.00/5	0.20/5	0.00/3