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
43621831	T	A	False	4	0.25	0.403	0.073	False	False	0.25/8	0.22/9	0.35/17	0.54/26	0.33/15	0.00/14	0.12/16	0.14/14	0.00/11
43621842	T	A	False	4	0.222	0.456	0.058	False	False	0.22/9	0.33/9	0.41/17	0.58/26	0.38/16	0.00/14	0.07/14	0.14/14	0.00/10
43621848	T	A	False	5	0.3	0.478	0.06	False	False	0.30/10	0.38/8	0.41/17	0.58/26	0.44/16	0.00/15	0.08/13	0.14/14	0.00/8
43621854	A	T	False	5	0.3	0.465	0.078	False	False	0.30/10	0.38/8	0.41/17	0.54/28	0.44/18	0.00/14	0.14/14	0.13/15	0.00/8
43621861	C	A	False	6	0.375	0.64	0.154	False	False	0.38/8	0.57/7	0.62/8	0.68/22	0.62/13	0.00/5	0.20/10	0.29/7	0.00/4
43621872	C	G	False	1	0.0	0.0	0.042	False	False	0.00/8	0.00/8	0.00/7	0.00/23	0.00/14	0.00/4	0.00/10	0.00/6	0.25/4
43621912	A	T	False	1	0.133	0.151	0.019	False	False	0.13/15	0.15/20	0.27/22	0.10/30	0.10/21	0.00/9	0.07/14	0.00/21	0.00/9