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
69453417	G	T	False	2	0.0	0.111	0.071	False	False	0.00/6	0.00/3	0.00/5	0.00/3	0.29/7	0.00/1	0.00/5	0.25/4	0.00/4
69453422	G	A	False	2	0.333	0.105	0.214	False	True	0.33/6	0.20/5	0.00/6	0.25/4	0.00/4	0.50/2	0.20/5	0.00/2	0.20/5
69453440	A	T	False	4	0.235	0.196	0.316	False	False	0.24/17	0.28/18	0.15/13	0.20/10	0.13/15	0.43/14	0.32/19	0.40/5	0.21/19
69453442	T	C	False	1	0.0	0.091	0.119	False	False	0.00/17	0.17/18	0.00/13	0.10/10	0.07/14	0.27/15	0.11/19	0.00/6	0.05/19
69453456	G	A	False	1	0.286	0.0	0.0	False	True	0.29/7	0.00/4	0.00/4	0.00/4	0.00/3	0.00/2	0.00/4	0.00/3	0.00/5
69453461	G	A	False	1	0.0	0.067	0.0	False	True	0.00/7	0.00/4	0.25/4	0.00/4	0.00/3	0.00/2	0.00/4	0.00/3	0.00/4