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
53497148	C	T	False	2	0.0	0.15	0.105	False	True	0.00/8	0.00/3	0.22/9	0.25/4	0.00/4	0.14/7	0.00/5	0.00/3	0.25/4
53497151	T	C	False	1	0.091	0.067	0.0	False	False	0.09/11	0.00/9	0.00/9	0.29/7	0.00/5	0.00/13	0.00/8	0.00/4	0.00/12
53497163	C	A	False	1	0.0	0.211	0.105	False	False	0.00/8	0.33/3	0.22/9	0.33/3	0.00/4	0.14/7	0.00/5	0.00/3	0.25/4
53497174	G	A	False	3		0.25	0.222	False	True	0.00/2	0.40/5		0.00/2	0.00/1	0.17/6	0.25/4	0.00/1	0.29/7
53497199	G	A	True	3		0.222	0.765	True	True	0.00/2	0.20/5		0.50/2	0.00/2	0.83/6	0.75/4	1.00/1	0.67/6
53497209	A	G	False	1	0.0	0.103	0.045	False	False	0.00/12	0.00/9	0.25/8	0.20/5	0.00/7	0.07/15	0.00/11	0.00/7	0.09/11
53497233	G	A	False	2		0.222	0.286	False	True	0.00/3	0.40/5		0.00/2	0.00/2	0.20/5	0.33/3	0.00/1	0.40/5