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
18809915	T	A	False	2	0.0	0.056	0.2	False	False	0.00/8		0.00/13	0.25/4	0.00/1	0.00/1	0.25/4		
18809921	A	T	False	1	0.0	0.053		False	False	0.00/8		0.00/14	0.25/4	0.00/1	1.00/1			0.00/1
18809939	G	A	False	0		0.364	1.0	True	True	0.00/3	1.00/3	0.00/4	0.00/2	0.50/2	1.00/2	1.00/2	1.00/2	1.00/2
18809945	A	G	False	1	0.0	0.027	0.0	False	False	0.00/8	0.00/8	0.00/13	0.00/12	0.25/4	0.00/6	0.00/7	0.00/8	0.00/12
18809959	C	A	True	7	0.0	0.52	1.0	False	False	0.00/6	1.00/5	0.00/7	0.67/9	0.50/4	1.00/4	1.00/6	1.00/6	1.00/10
18809989	A	C	False	7	0.0	0.333	0.8	False	False	0.00/7	0.44/9	0.00/8	0.45/11	0.40/5	0.86/7	0.78/9	0.75/8	0.82/11
18810001	C	A	False	7		0.522	1.0	False	False	0.00/3	1.00/4	0.00/6	0.67/9	0.50/4	1.00/5	1.00/7	1.00/5	1.00/6