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
50739301	C	A	False	5	0.0	0.35	1.0	True	False	0.00/6	0.50/4	0.50/6	0.67/3	0.00/7	1.00/5	1.00/1	1.00/4	1.00/4
50739335	G	T	False	1		0.188	1.0	True	False	0.00/3	0.00/1	0.50/4	0.17/6	0.00/5	1.00/2	1.00/3	1.00/3	1.00/2
50739349	G	A	True	1		0.154	1.0	True	True	0.00/3	0.00/1	0.50/4	0.00/3	0.00/5	1.00/2	1.00/3	1.00/3	1.00/2
50739378	T	C	False	3	0.0	0.129	0.929	True	False	0.00/10	0.14/7	0.33/6	0.20/5	0.00/13	1.00/5	1.00/2	1.00/3	0.75/4