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
138004342	G	A	True	4		0.235	0.423	False	True	0.50/2	0.29/17	0.15/13	0.25/4	0.24/17	0.33/3	0.78/9	0.20/10	0.25/4
138004384	A	T	False	7	0.333	0.288	0.514	False	False	0.33/9	0.24/33	0.27/37	0.20/10	0.37/38	0.55/11	0.65/23	0.52/21	0.27/15