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
50951059	G	A	True	4	1.0	0.562	0.0	True	True	1.00/5	0.50/4	0.00/2	0.83/6	0.50/4	0.00/6	0.00/3	0.00/6	0.00/2
50951069	T	C	False	4	0.8	0.44	0.0	False	False	0.80/5	0.60/5	0.00/5	0.62/8	0.43/7	0.00/7	0.00/7	0.00/14	0.00/7
50951080	C	A	False	1		0.091	0.0	False	False	0.00/1	0.00/2	0.25/4	0.00/2	0.00/3	0.00/1	0.00/4	0.00/9	0.00/4
50951082	C	A	False	1		0.091	0.0	False	False	0.00/1	0.00/2	0.25/4	0.00/2	0.00/3	0.00/1	0.00/4	0.00/9	0.00/4
50951103	T	C	False	1	0.0	0.043	0.065	False	False	0.00/7	0.00/4	0.00/6	0.00/8	0.20/5	0.00/5	0.00/5	0.00/13	0.25/8