Part 1 of 20 whole-round sections from giant piston core sediment samples collected from the Japan Trench during the International Ocean Discovery Program (IODP) Expedition 386 Japan Trench Paleoseismology. For details on section lengths, core depths and so on, see the supplementary materials of the scientific article: Hovikoski, J., Virtasalo, J., Wetzel, A., Muthre, M., Strasser, M., Proust, J.-N. & Ikehara, K. 2025: Bioturbation in the hadal zone. Nature Communications, in press. Preview dataset found at https://doi.org/10.23729/0be50e5b-87c7-4ba2-b0cf-765c4fced269 . To obtain data, please contact fairdata-pas@gtk.fi .

2023