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
75978283	T	G	False	1	0.0	0.0	0.025	False	False	0.00/8	0.00/9	0.00/7	0.00/10	0.00/7	0.00/15	0.00/12	0.25/4	0.00/9
75978288	T	A	False	1	0.0	0.0	0.024	False	False	0.00/7	0.00/9	0.00/7	0.00/10	0.00/7	0.00/15	0.00/14	0.25/4	0.00/9
75978289	T	G	False	1	0.0	0.0	0.024	False	False	0.00/7	0.00/9	0.00/7	0.00/10	0.00/7	0.00/15	0.00/14	0.25/4	0.00/9
75978290	T	A	False	1	0.0	0.0	0.024	False	False	0.00/8	0.00/9	0.00/7	0.00/10	0.00/7	0.00/15	0.00/14	0.25/4	0.00/9
75978294	C	T	False	3	0.4	0.0	0.37	False	True	0.40/5	0.00/6	0.00/5	0.00/8	0.00/4	0.71/7	0.50/10	0.00/3	0.00/7