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
50801861	C	T	True	0		0.0	1.0	False	True		0.00/1	0.00/1	0.00/1	0.00/4	1.00/1		1.00/1	1.00/2
50801886	G	T	False	1	0.0	0.048	0.0	False	False	0.00/6	0.00/5	0.00/8	0.00/4	0.25/4	0.00/7	0.00/4	0.00/6	0.00/10