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
131437422	G	A	True	0		0.889	0.0	True	True	1.00/1	0.67/3	1.00/3	1.00/2	1.00/1	0.00/7	0.00/3	0.00/1	0.00/5
131437439	C	T	False	5	0.9	0.5	0.0	True	True	0.90/10	0.33/9	0.40/5	1.00/4	0.50/4	0.00/11	0.00/7	0.00/3	0.00/5
131437451	A	G	False	1	0.0	0.231	0.0	False	False	0.00/8	0.18/11	0.33/3	0.20/5	0.29/7	0.00/18	0.00/9	0.00/4	0.00/9
131437455	A	G	False	1	0.0	0.2	0.0	False	False	0.00/7	0.18/11	0.33/3	0.25/4	0.14/7	0.00/16	0.00/9	0.00/4	0.00/9
131437466	T	C	False	4	1.0	0.36	0.0	False	False	1.00/6	0.27/11	0.33/3	0.50/4	0.43/7	0.00/15	0.00/8	0.00/5	0.00/9