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
1874713	T	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/14	0.00/14	0.00/11	0.00/6	0.00/8	0.00/5	0.00/6	0.00/3
1874714	A	T	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/14	0.00/15	0.00/11	0.00/6	0.00/8	0.00/5	0.00/6	0.00/3
1874722	C	T	True	2		0.0	0.933	True	True	1.00/3	0.00/5	0.00/11	0.00/10	0.00/6	1.00/5	1.00/3	0.80/5	1.00/2
1874734	C	G	False	2		0.0	1.0	True	False	1.00/2	0.00/5	0.00/11	0.00/9	0.00/6	1.00/6	1.00/3	1.00/4	1.00/2
1874749	T	C	False	4		0.0	0.96	True	False	1.00/3	0.00/12	0.00/11	0.00/10	0.00/7	1.00/10	0.80/5	1.00/6	1.00/4
1874762	C	A	False	1		0.0	0.067	False	False	0.00/2	0.00/5	0.00/9	0.00/9	0.00/6	0.00/6	0.00/3	0.25/4	0.00/2
1874763	T	C	False	1		0.0	0.04	False	False	0.00/3	0.00/10	0.00/10	0.00/11	0.00/7	0.00/10	0.00/5	0.00/6	0.25/4
1874768	C	A	False	2		0.0	1.0	True	False	1.00/2	0.00/5	0.00/9	0.00/9	0.00/6	1.00/6	1.00/3	1.00/4	1.00/2