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
50537669	G	T	False	1	0.0	0.0	0.036	False	False	0.00/6	0.00/5	0.00/15	0.00/11	0.00/6	0.25/4	0.00/8	0.00/9	0.00/7
50537719	G	A	False	1	0.0	0.062	0.0	False	True	0.00/9	0.00/5	0.00/17	0.06/18	0.25/8	0.00/3	0.00/8	0.00/9	0.00/6
50537734	C	A	False	8	1.0	0.455	0.938	False	False	1.00/5	0.67/6	0.44/9	0.45/11	0.29/7	1.00/4	1.00/6	1.00/2	0.75/4
50537742	A	T	False	9	0.769	0.494	0.886	False	False	0.77/13	0.60/10	0.59/27	0.48/31	0.29/17	1.00/8	1.00/14	0.91/11	0.64/11
50537747	T	A	False	9	0.769	0.488	0.844	False	False	0.77/13	0.60/10	0.57/28	0.48/31	0.29/17	1.00/8	1.00/14	0.91/11	0.50/12