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
57403097	G	T	False	6	1.0	0.556	0.529	False	False	1.00/5	0.50/6	1.00/3	0.29/7	1.00/2	0.50/8	0.80/5		0.25/4
57403117	G	T	False	1	0.0	0.0	0.062	False	False	0.00/5	0.00/6	0.00/2	0.00/6	0.00/1	0.00/7	0.00/5		0.25/4
57403133	C	A	False	1	0.0	0.048	0.0	False	False	0.00/6	0.00/6	0.25/4	0.00/7	0.00/4	0.00/10	0.00/5	0.00/1	0.00/8
57403170	A	G	False	6	0.417	0.225	0.59	False	False	0.42/12	0.20/10	0.33/9	0.15/13	0.25/8	0.50/12	0.69/13	1.00/2	0.50/12