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
18044844	C	A	True	1		0.0	0.071	False	False	0.00/3	0.00/2	0.00/3	0.00/3	0.00/2	0.00/4	0.25/4	0.00/2	0.00/4
18044845	G	A	True	3	1.0	0.0	0.667	True	True	1.00/6	0.00/3	0.00/7	0.00/4	0.00/9	0.67/3	1.00/3	0.50/4	0.60/5
18044879	G	A	False	1	0.0	0.0	0.062	False	True	0.00/8	0.00/4	0.00/5	0.00/5	0.00/7	0.00/3	0.00/3	0.00/6	0.25/4