Supplement to: Heckwolf, Melanie; Meyer, Britta S; Häsler, Robert; Höppner, Marc P; Eizaguirre, Christophe; Reusch, Thorsten B H (2020): Two different epigenetic information channels in wild three-spined sticklebacks are involved in salinity adaptation. Science Advances, 6(12), eaaz1138, https://doi.org/10.1126/sciadv.aaz1138