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
2087437	C	T	False	0		0.0	1.0	True	True	1.00/3	0.00/2	0.00/4	0.00/3	0.00/2	1.00/3	1.00/3	1.00/3	
2087474	C	T	True	2		0.0	1.0	True	True	0.50/2	0.00/3	0.00/5	0.00/5	0.00/3	1.00/4	1.00/4	1.00/2	
2087477	A	T	False	5	0.667	0.0	0.667	True	False	0.67/9	0.00/10	0.00/9	0.00/7	0.00/7	0.71/14	0.60/10	0.50/8	1.00/4
2087499	A	G	False	1	0.0	0.0	0.029	False	False	0.00/10	0.00/10	0.00/8	0.00/8	0.00/7	0.00/13	0.00/11	0.25/4	0.00/6