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
77701500	C	A	False	1	0.0	0.056	0.0	False	False	0.00/4	0.00/3	0.25/4	0.00/5	0.00/6	0.00/4	0.00/4	0.00/2	0.00/1
77701529	G	A	True	3		1.0	0.222	True	True	1.00/3	1.00/2	1.00/4	1.00/3	1.00/6	0.17/6	0.20/5	0.50/4	0.00/3
77701575	T	C	False	1	0.0	0.032	0.0	False	False	0.00/7	0.25/4	0.00/9	0.00/7	0.00/11	0.00/9	0.00/11	0.00/5	0.00/6