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
553704	C	G	False	1		0.05	0.0	False	False	0.00/2	0.00/7	0.25/4	0.00/2	0.00/7	0.00/6	0.00/11	0.00/6	0.00/5
553744	T	C	False	1	0.25	0.0	0.027	False	False	0.25/4	0.00/11	0.00/5	0.00/2	0.00/7	0.00/9	0.00/13	0.17/6	0.00/9
553745	C	T	True	1		0.0	0.381	False	True	0.50/2	0.00/8	0.00/4	0.00/2	0.00/5	0.67/3	0.56/9	0.00/4	0.20/5
553746	G	A	True	2		0.0	0.188	False	True	0.00/2	0.00/4	0.00/1	0.00/1	0.00/1	0.17/6	0.25/4	0.00/2	0.25/4