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
4091174	G	A	False	2		0.176	0.5	False	True	0.00/1	0.00/4	0.50/6	0.00/3	0.00/4	0.67/3	0.00/4	0.75/4	1.00/1
4091176	C	T	True	3	0.071	0.093	0.227	False	True	0.07/14	0.00/10	0.07/15	0.05/21	0.38/8	0.33/9	0.25/8	0.23/13	0.14/14
4091185	A	C	False	2	0.062	0.081	0.167	False	False	0.06/16	0.00/14	0.05/22	0.04/25	0.31/13	0.25/12	0.15/13	0.15/20	0.13/15