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
20289234	C	A	True	1		0.0	0.069	False	False		0.00/4	0.00/4	0.00/9	0.00/2	0.00/8	0.00/2	0.25/8	0.00/11
20289248	G	A	False	1		0.0	0.1	False	True		0.00/1	0.00/1	0.00/2	0.00/2	0.25/4	0.00/1	0.00/1	0.00/4