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
18005902	G	A	True	2	0.0	0.0	0.812	True	True	0.00/6	0.00/4	0.00/2	0.00/6	0.00/2	0.57/7	1.00/2	1.00/3	1.00/4
18005914	G	T	False	1	0.0	0.071	0.0	False	False	0.00/4	0.25/4	0.00/2	0.00/6	0.00/2	0.00/7	0.00/2	0.00/3	0.00/4
18005917	G	T	False	1	0.0	0.071	0.0	False	False	0.00/4	0.25/4	0.00/2	0.00/6	0.00/2	0.00/7	0.00/2	0.00/3	0.00/3
18005919	G	C	False	1	0.0	0.062	0.0	False	False	0.00/4	0.25/4	0.00/2	0.00/6	0.00/4	0.00/7	0.00/1	0.00/3	0.00/4