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
19309173	C	A	False	0		0.25	0.0	False	False		0.00/2	1.00/1		0.00/1		0.00/1	0.00/1	0.00/2
19309190	C	A	False	0		0.0	0.25	False	False		0.00/2	0.00/1		0.00/1		1.00/1	0.00/1	0.00/2
19309195	C	A	False	0		0.0	0.25	False	False		0.00/2	0.00/1		0.00/1		1.00/1	0.00/1	0.00/2
19309197	C	T	False	0		0.0	0.25	False	True		0.00/2	0.00/1		0.00/1		1.00/1	0.00/1	0.00/2
19309205	G	T	True	9	0.439	0.348	0.459	False	False	0.44/41	0.44/25	0.32/44	0.41/27	0.29/42	0.25/12	0.56/39	0.43/28	0.44/32
19309225	C	A	False	0		0.0	0.25	False	False		0.00/2	0.00/1		0.00/1		0.50/2		0.00/2